Home / 45,934,456.32-68,915,136.59-13,587,221.39

Finding the Fourth Proportional to 45,934,456.32, 68,915,136.59 and 13,587,221.39

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Solution

The fourth proportional to 45,934,456.32, 68,915,136.59 and 13,587,221.39 is: 20,384,811.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,934,456.32 : 68,915,136.59 = 13,587,221.39 : x
  2. Step 2: Convert to fraction form
    45,934,456.32/68,915,136.59 = 13,587,221.39/x
  3. Step 3: Cross multiply
    45,934,456.32x = 68,915,136.59 × 13,587,221.39
  4. Step 4: Simplify right side
    45,934,456.32x = 936,365,217,996,507.62
  5. Step 5: Solve for x
    x = 936,365,217,996,507.62/45,934,456.32
  6. Step 6: Final answer
    x = 20,384,811.16

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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.