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Finding the Fourth Proportional to 32,600,532.80, 48,900,799.20 and 15,594,420.80

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Solution

The fourth proportional to 32,600,532.80, 48,900,799.20 and 15,594,420.80 is: 23,391,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,600,532.80 : 48,900,799.20 = 15,594,420.80 : x
  2. Step 2: Convert to fraction form
    32,600,532.80/48,900,799.20 = 15,594,420.80/x
  3. Step 3: Cross multiply
    32,600,532.80x = 48,900,799.20 × 15,594,420.80
  4. Step 4: Simplify right side
    32,600,532.80x = 762,579,640,181,103.50
  5. Step 5: Solve for x
    x = 762,579,640,181,103.50/32,600,532.80
  6. Step 6: Final answer
    x = 23,391,631.20

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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.