Home / 67,952,996.46-101,910,891.85-18,757,089.22

Finding the Fourth Proportional to 67,952,996.46, 101,910,891.85 and 18,757,089.22

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Solution

The fourth proportional to 67,952,996.46, 101,910,891.85 and 18,757,089.22 is: 28,130,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,952,996.46 : 101,910,891.85 = 18,757,089.22 : x
  2. Step 2: Convert to fraction form
    67,952,996.46/101,910,891.85 = 18,757,089.22/x
  3. Step 3: Cross multiply
    67,952,996.46x = 101,910,891.85 × 18,757,089.22
  4. Step 4: Simplify right side
    67,952,996.46x = 1,911,551,690,920,220.50
  5. Step 5: Solve for x
    x = 1,911,551,690,920,220.50/67,952,996.46
  6. Step 6: Final answer
    x = 28,130,498.88

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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.