Home / 47,386,805.88-71,080,209.02-11,485,013.88

Finding the Fourth Proportional to 47,386,805.88, 71,080,209.02 and 11,485,013.88

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Solution

The fourth proportional to 47,386,805.88, 71,080,209.02 and 11,485,013.88 is: 17,227,520.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,386,805.88 : 71,080,209.02 = 11,485,013.88 : x
  2. Step 2: Convert to fraction form
    47,386,805.88/71,080,209.02 = 11,485,013.88/x
  3. Step 3: Cross multiply
    47,386,805.88x = 71,080,209.02 × 11,485,013.88
  4. Step 4: Simplify right side
    47,386,805.88x = 816,357,187,188,001.25
  5. Step 5: Solve for x
    x = 816,357,187,188,001.25/47,386,805.88
  6. Step 6: Final answer
    x = 17,227,520.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.