Home / 63,828,778.66-95,737,184.56-20,698,355.72

Finding the Fourth Proportional to 63,828,778.66, 95,737,184.56 and 20,698,355.72

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Solution

The fourth proportional to 63,828,778.66, 95,737,184.56 and 20,698,355.72 is: 31,045,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,828,778.66 : 95,737,184.56 = 20,698,355.72 : x
  2. Step 2: Convert to fraction form
    63,828,778.66/95,737,184.56 = 20,698,355.72/x
  3. Step 3: Cross multiply
    63,828,778.66x = 95,737,184.56 × 20,698,355.72
  4. Step 4: Simplify right side
    63,828,778.66x = 1,981,602,301,654,171.50
  5. Step 5: Solve for x
    x = 1,981,602,301,654,171.50/63,828,778.66
  6. Step 6: Final answer
    x = 31,045,593.28

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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.