Home / 10,906,493.28-15,045,429.48-8,323,690.02

Finding the Fourth Proportional to 10,906,493.28, 15,045,429.48 and 8,323,690.02

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Solution

The fourth proportional to 10,906,493.28, 15,045,429.48 and 8,323,690.02 is: 11,482,470.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,906,493.28 : 15,045,429.48 = 8,323,690.02 : x
  2. Step 2: Convert to fraction form
    10,906,493.28/15,045,429.48 = 8,323,690.02/x
  3. Step 3: Cross multiply
    10,906,493.28x = 15,045,429.48 × 8,323,690.02
  4. Step 4: Simplify right side
    10,906,493.28x = 125,233,491,209,289.78
  5. Step 5: Solve for x
    x = 125,233,491,209,289.78/10,906,493.28
  6. Step 6: Final answer
    x = 11,482,470.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.