Home / 10,387,562.54-15,652,246.44-8,535,785.90

Finding the Fourth Proportional to 10,387,562.54, 15,652,246.44 and 8,535,785.90

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Solution

The fourth proportional to 10,387,562.54, 15,652,246.44 and 8,535,785.90 is: 12,861,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,562.54 : 15,652,246.44 = 8,535,785.90 : x
  2. Step 2: Convert to fraction form
    10,387,562.54/15,652,246.44 = 8,535,785.90/x
  3. Step 3: Cross multiply
    10,387,562.54x = 15,652,246.44 × 8,535,785.90
  4. Step 4: Simplify right side
    10,387,562.54x = 133,604,224,419,625.16
  5. Step 5: Solve for x
    x = 133,604,224,419,625.16/10,387,562.54
  6. Step 6: Final answer
    x = 12,861,941.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.