Home / 14,732,505.18-20,331,316.10-8,454,182.22

Finding the Fourth Proportional to 14,732,505.18, 20,331,316.10 and 8,454,182.22

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Solution

The fourth proportional to 14,732,505.18, 20,331,316.10 and 8,454,182.22 is: 11,667,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732,505.18 : 20,331,316.10 = 8,454,182.22 : x
  2. Step 2: Convert to fraction form
    14,732,505.18/20,331,316.10 = 8,454,182.22/x
  3. Step 3: Cross multiply
    14,732,505.18x = 20,331,316.10 × 8,454,182.22
  4. Step 4: Simplify right side
    14,732,505.18x = 171,884,651,081,819.78
  5. Step 5: Solve for x
    x = 171,884,651,081,819.78/14,732,505.18
  6. Step 6: Final answer
    x = 11,667,034.83

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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.