Home / 9,981,617.20-14,972,377.20-3,912,060.40

Finding the Fourth Proportional to 9,981,617.20, 14,972,377.20 and 3,912,060.40

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Solution

The fourth proportional to 9,981,617.20, 14,972,377.20 and 3,912,060.40 is: 5,868,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981,617.20 : 14,972,377.20 = 3,912,060.40 : x
  2. Step 2: Convert to fraction form
    9,981,617.20/14,972,377.20 = 3,912,060.40/x
  3. Step 3: Cross multiply
    9,981,617.20x = 14,972,377.20 × 3,912,060.40
  4. Step 4: Simplify right side
    9,981,617.20x = 58,572,843,937,982.88
  5. Step 5: Solve for x
    x = 58,572,843,937,982.88/9,981,617.20
  6. Step 6: Final answer
    x = 5,868,071.55

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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.