Home / 21,872,707.20-32,801,187.60-11,086,423.20

Finding the Fourth Proportional to 21,872,707.20, 32,801,187.60 and 11,086,423.20

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Solution

The fourth proportional to 21,872,707.20, 32,801,187.60 and 11,086,423.20 is: 16,625,644.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,872,707.20 : 32,801,187.60 = 11,086,423.20 : x
  2. Step 2: Convert to fraction form
    21,872,707.20/32,801,187.60 = 11,086,423.20/x
  3. Step 3: Cross multiply
    21,872,707.20x = 32,801,187.60 × 11,086,423.20
  4. Step 4: Simplify right side
    21,872,707.20x = 363,647,847,196,192.31
  5. Step 5: Solve for x
    x = 363,647,847,196,192.31/21,872,707.20
  6. Step 6: Final answer
    x = 16,625,644.18

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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.