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Finding the Fourth Proportional to 60,006,387.60, 90,009,581.40 and 59,049,793.80

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Solution

The fourth proportional to 60,006,387.60, 90,009,581.40 and 59,049,793.80 is: 88,574,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,006,387.60 : 90,009,581.40 = 59,049,793.80 : x
  2. Step 2: Convert to fraction form
    60,006,387.60/90,009,581.40 = 59,049,793.80/x
  3. Step 3: Cross multiply
    60,006,387.60x = 90,009,581.40 × 59,049,793.80
  4. Step 4: Simplify right side
    60,006,387.60x = 5,315,047,221,694,315
  5. Step 5: Solve for x
    x = 5,315,047,221,694,315/60,006,387.60
  6. Step 6: Final answer
    x = 88,574,690.70

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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.