Home / 22,507,057.80-31,059,770.22-12,193,780.59

Finding the Fourth Proportional to 22,507,057.80, 31,059,770.22 and 12,193,780.59

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Solution

The fourth proportional to 22,507,057.80, 31,059,770.22 and 12,193,780.59 is: 16,827,433.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,507,057.80 : 31,059,770.22 = 12,193,780.59 : x
  2. Step 2: Convert to fraction form
    22,507,057.80/31,059,770.22 = 12,193,780.59/x
  3. Step 3: Cross multiply
    22,507,057.80x = 31,059,770.22 × 12,193,780.59
  4. Step 4: Simplify right side
    22,507,057.80x = 378,736,023,238,496
  5. Step 5: Solve for x
    x = 378,736,023,238,496/22,507,057.80
  6. Step 6: Final answer
    x = 16,827,433.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.