Home / 50,420,553.12-75,649,890.60-19,737,061.38

Finding the Fourth Proportional to 50,420,553.12, 75,649,890.60 and 19,737,061.38

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Solution

The fourth proportional to 50,420,553.12, 75,649,890.60 and 19,737,061.38 is: 29,613,053.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,420,553.12 : 75,649,890.60 = 19,737,061.38 : x
  2. Step 2: Convert to fraction form
    50,420,553.12/75,649,890.60 = 19,737,061.38/x
  3. Step 3: Cross multiply
    50,420,553.12x = 75,649,890.60 × 19,737,061.38
  4. Step 4: Simplify right side
    50,420,553.12x = 1,493,106,534,162,484.75
  5. Step 5: Solve for x
    x = 1,493,106,534,162,484.75/50,420,553.12
  6. Step 6: Final answer
    x = 29,613,053.44

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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.