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Finding the Fourth Proportional to 59,395,939.80, 89,093,909.70 and 29,162,851.80

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Solution

The fourth proportional to 59,395,939.80, 89,093,909.70 and 29,162,851.80 is: 43,744,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,395,939.80 : 89,093,909.70 = 29,162,851.80 : x
  2. Step 2: Convert to fraction form
    59,395,939.80/89,093,909.70 = 29,162,851.80/x
  3. Step 3: Cross multiply
    59,395,939.80x = 89,093,909.70 × 29,162,851.80
  4. Step 4: Simplify right side
    59,395,939.80x = 2,598,232,484,863,682.50
  5. Step 5: Solve for x
    x = 2,598,232,484,863,682.50/59,395,939.80
  6. Step 6: Final answer
    x = 43,744,277.70

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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.