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Finding the Fourth Proportional to 8,981,570.60, 13,472,355.90 and 3,301,056.80

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Solution

The fourth proportional to 8,981,570.60, 13,472,355.90 and 3,301,056.80 is: 4,951,585.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981,570.60 : 13,472,355.90 = 3,301,056.80 : x
  2. Step 2: Convert to fraction form
    8,981,570.60/13,472,355.90 = 3,301,056.80/x
  3. Step 3: Cross multiply
    8,981,570.60x = 13,472,355.90 × 3,301,056.80
  4. Step 4: Simplify right side
    8,981,570.60x = 44,473,012,055,715.12
  5. Step 5: Solve for x
    x = 44,473,012,055,715.12/8,981,570.60
  6. Step 6: Final answer
    x = 4,951,585.20

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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.