Home / 48,288,938.20-72,408,524.10-17,981,200.60

Finding the Fourth Proportional to 48,288,938.20, 72,408,524.10 and 17,981,200.60

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Solution

The fourth proportional to 48,288,938.20, 72,408,524.10 and 17,981,200.60 is: 26,962,535.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,288,938.20 : 72,408,524.10 = 17,981,200.60 : x
  2. Step 2: Convert to fraction form
    48,288,938.20/72,408,524.10 = 17,981,200.60/x
  3. Step 3: Cross multiply
    48,288,938.20x = 72,408,524.10 × 17,981,200.60
  4. Step 4: Simplify right side
    48,288,938.20x = 1,301,992,196,992,034.50
  5. Step 5: Solve for x
    x = 1,301,992,196,992,034.50/48,288,938.20
  6. Step 6: Final answer
    x = 26,962,535.22

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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.