Home / 79,925,726.92-119,936,419.38-34,487,521.42

Finding the Fourth Proportional to 79,925,726.92, 119,936,419.38 and 34,487,521.42

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Solution

The fourth proportional to 79,925,726.92, 119,936,419.38 and 34,487,521.42 is: 51,751,920.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,925,726.92 : 119,936,419.38 = 34,487,521.42 : x
  2. Step 2: Convert to fraction form
    79,925,726.92/119,936,419.38 = 34,487,521.42/x
  3. Step 3: Cross multiply
    79,925,726.92x = 119,936,419.38 × 34,487,521.42
  4. Step 4: Simplify right side
    79,925,726.92x = 4,136,309,832,405,853
  5. Step 5: Solve for x
    x = 4,136,309,832,405,853/79,925,726.92
  6. Step 6: Final answer
    x = 51,751,920.09

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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.