Home / 65,737,609.14-90,717,228-36,369,151.89

Finding the Fourth Proportional to 65,737,609.14, 90,717,228 and 36,369,151.89

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Solution

The fourth proportional to 65,737,609.14, 90,717,228 and 36,369,151.89 is: 50,189,057.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,737,609.14 : 90,717,228 = 36,369,151.89 : x
  2. Step 2: Convert to fraction form
    65,737,609.14/90,717,228 = 36,369,151.89/x
  3. Step 3: Cross multiply
    65,737,609.14x = 90,717,228 × 36,369,151.89
  4. Step 4: Simplify right side
    65,737,609.14x = 3,299,308,644,171,761
  5. Step 5: Solve for x
    x = 3,299,308,644,171,761/65,737,609.14
  6. Step 6: Final answer
    x = 50,189,057.49

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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.