Home / 42,129,369.90-63,194,054.85-25,902,704.70

Finding the Fourth Proportional to 42,129,369.90, 63,194,054.85 and 25,902,704.70

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Solution

The fourth proportional to 42,129,369.90, 63,194,054.85 and 25,902,704.70 is: 38,854,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,129,369.90 : 63,194,054.85 = 25,902,704.70 : x
  2. Step 2: Convert to fraction form
    42,129,369.90/63,194,054.85 = 25,902,704.70/x
  3. Step 3: Cross multiply
    42,129,369.90x = 63,194,054.85 × 25,902,704.70
  4. Step 4: Simplify right side
    42,129,369.90x = 1,636,896,941,575,152.75
  5. Step 5: Solve for x
    x = 1,636,896,941,575,152.75/42,129,369.90
  6. Step 6: Final answer
    x = 38,854,057.05

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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.