Home / 37,987,654.40-56,987,156.76-12,080,800.88

Finding the Fourth Proportional to 37,987,654.40, 56,987,156.76 and 12,080,800.88

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Solution

The fourth proportional to 37,987,654.40, 56,987,156.76 and 12,080,800.88 is: 18,123,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,987,654.40 : 56,987,156.76 = 12,080,800.88 : x
  2. Step 2: Convert to fraction form
    37,987,654.40/56,987,156.76 = 12,080,800.88/x
  3. Step 3: Cross multiply
    37,987,654.40x = 56,987,156.76 × 12,080,800.88
  4. Step 4: Simplify right side
    37,987,654.40x = 688,450,493,534,906
  5. Step 5: Solve for x
    x = 688,450,493,534,906/37,987,654.40
  6. Step 6: Final answer
    x = 18,123,006.13

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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.