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Finding the Fourth Proportional to 63,969,818.80, 95,954,728.20 and 62,694,360.40

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Solution

The fourth proportional to 63,969,818.80, 95,954,728.20 and 62,694,360.40 is: 94,041,540.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,969,818.80 : 95,954,728.20 = 62,694,360.40 : x
  2. Step 2: Convert to fraction form
    63,969,818.80/95,954,728.20 = 62,694,360.40/x
  3. Step 3: Cross multiply
    63,969,818.80x = 95,954,728.20 × 62,694,360.40
  4. Step 4: Simplify right side
    63,969,818.80x = 6,015,820,311,854,843
  5. Step 5: Solve for x
    x = 6,015,820,311,854,843/63,969,818.80
  6. Step 6: Final answer
    x = 94,041,540.60

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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.