Home / 14,680,363.86-20,266,265.52-9,176,800.14

Finding the Fourth Proportional to 14,680,363.86, 20,266,265.52 and 9,176,800.14

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Solution

The fourth proportional to 14,680,363.86, 20,266,265.52 and 9,176,800.14 is: 12,668,587.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680,363.86 : 20,266,265.52 = 9,176,800.14 : x
  2. Step 2: Convert to fraction form
    14,680,363.86/20,266,265.52 = 9,176,800.14/x
  3. Step 3: Cross multiply
    14,680,363.86x = 20,266,265.52 × 9,176,800.14
  4. Step 4: Simplify right side
    14,680,363.86x = 185,979,468,261,213.19
  5. Step 5: Solve for x
    x = 185,979,468,261,213.19/14,680,363.86
  6. Step 6: Final answer
    x = 12,668,587.10

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1.5x scale

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.