Home / 67,019,713.13-92,494,693.13-40,572,638.91

Finding the Fourth Proportional to 67,019,713.13, 92,494,693.13 and 40,572,638.91

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Solution

The fourth proportional to 67,019,713.13, 92,494,693.13 and 40,572,638.91 is: 55,994,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,019,713.13 : 92,494,693.13 = 40,572,638.91 : x
  2. Step 2: Convert to fraction form
    67,019,713.13/92,494,693.13 = 40,572,638.91/x
  3. Step 3: Cross multiply
    67,019,713.13x = 92,494,693.13 × 40,572,638.91
  4. Step 4: Simplify right side
    67,019,713.13x = 3,752,753,785,454,747
  5. Step 5: Solve for x
    x = 3,752,753,785,454,747/67,019,713.13
  6. Step 6: Final answer
    x = 55,994,775.42

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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.