Home / 10,368,002.55-15,552,003.83-7,813,327.35

Finding the Fourth Proportional to 10,368,002.55, 15,552,003.83 and 7,813,327.35

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Solution

The fourth proportional to 10,368,002.55, 15,552,003.83 and 7,813,327.35 is: 11,719,991.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,002.55 : 15,552,003.83 = 7,813,327.35 : x
  2. Step 2: Convert to fraction form
    10,368,002.55/15,552,003.83 = 7,813,327.35/x
  3. Step 3: Cross multiply
    10,368,002.55x = 15,552,003.83 × 7,813,327.35
  4. Step 4: Simplify right side
    10,368,002.55x = 121,512,896,833,177.11
  5. Step 5: Solve for x
    x = 121,512,896,833,177.11/10,368,002.55
  6. Step 6: Final answer
    x = 11,719,991.03

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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.