Home / 10,379,984.10-15,569,976.16-5,597,015.10

Finding the Fourth Proportional to 10,379,984.10, 15,569,976.16 and 5,597,015.10

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Solution

The fourth proportional to 10,379,984.10, 15,569,976.16 and 5,597,015.10 is: 8,395,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379,984.10 : 15,569,976.16 = 5,597,015.10 : x
  2. Step 2: Convert to fraction form
    10,379,984.10/15,569,976.16 = 5,597,015.10/x
  3. Step 3: Cross multiply
    10,379,984.10x = 15,569,976.16 × 5,597,015.10
  4. Step 4: Simplify right side
    10,379,984.10x = 87,145,391,646,174.94
  5. Step 5: Solve for x
    x = 87,145,391,646,174.94/10,379,984.10
  6. Step 6: Final answer
    x = 8,395,522.65

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Double scale
Find fourth proportional to 10,379,985.10, 15,569,977.66 and 5,597,016.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.