Home / 38,002,938.87-52,442,650.64-20,598,910.43

Finding the Fourth Proportional to 38,002,938.87, 52,442,650.64 and 20,598,910.43

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Solution

The fourth proportional to 38,002,938.87, 52,442,650.64 and 20,598,910.43 is: 28,425,734.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,002,938.87 : 52,442,650.64 = 20,598,910.43 : x
  2. Step 2: Convert to fraction form
    38,002,938.87/52,442,650.64 = 20,598,910.43/x
  3. Step 3: Cross multiply
    38,002,938.87x = 52,442,650.64 × 20,598,910.43
  4. Step 4: Simplify right side
    38,002,938.87x = 1,080,261,462,879,934.38
  5. Step 5: Solve for x
    x = 1,080,261,462,879,934.38/38,002,938.87
  6. Step 6: Final answer
    x = 28,425,734.82

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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.