Home / 15,141,634.29-20,895,349.02-8,266,116.35

Finding the Fourth Proportional to 15,141,634.29, 20,895,349.02 and 8,266,116.35

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Solution

The fourth proportional to 15,141,634.29, 20,895,349.02 and 8,266,116.35 is: 11,407,182.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141,634.29 : 20,895,349.02 = 8,266,116.35 : x
  2. Step 2: Convert to fraction form
    15,141,634.29/20,895,349.02 = 8,266,116.35/x
  3. Step 3: Cross multiply
    15,141,634.29x = 20,895,349.02 × 8,266,116.35
  4. Step 4: Simplify right side
    15,141,634.29x = 172,723,386,068,701.72
  5. Step 5: Solve for x
    x = 172,723,386,068,701.72/15,141,634.29
  6. Step 6: Final answer
    x = 11,407,182.52

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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.