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Finding the Fourth Proportional to 24,195,100.80, 36,250,660.80 and 20,415,964.80

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Solution

The fourth proportional to 24,195,100.80, 36,250,660.80 and 20,415,964.80 is: 30,588,515.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,195,100.80 : 36,250,660.80 = 20,415,964.80 : x
  2. Step 2: Convert to fraction form
    24,195,100.80/36,250,660.80 = 20,415,964.80/x
  3. Step 3: Cross multiply
    24,195,100.80x = 36,250,660.80 × 20,415,964.80
  4. Step 4: Simplify right side
    24,195,100.80x = 740,092,214,869,539.75
  5. Step 5: Solve for x
    x = 740,092,214,869,539.75/24,195,100.80
  6. Step 6: Final answer
    x = 30,588,515.46

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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.