Home / 9,072,353.70-13,608,530.55-5,713,121.70

Finding the Fourth Proportional to 9,072,353.70, 13,608,530.55 and 5,713,121.70

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Solution

The fourth proportional to 9,072,353.70, 13,608,530.55 and 5,713,121.70 is: 8,569,682.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,353.70 : 13,608,530.55 = 5,713,121.70 : x
  2. Step 2: Convert to fraction form
    9,072,353.70/13,608,530.55 = 5,713,121.70/x
  3. Step 3: Cross multiply
    9,072,353.70x = 13,608,530.55 × 5,713,121.70
  4. Step 4: Simplify right side
    9,072,353.70x = 77,747,191,190,317.94
  5. Step 5: Solve for x
    x = 77,747,191,190,317.94/9,072,353.70
  6. Step 6: Final answer
    x = 8,569,682.55

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Double scale
Find fourth proportional to 9,072,354.70, 13,608,532.05 and 5,713,122.70
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.