Home / 38,023,144.92-52,471,952.01-20,619,484.92

Finding the Fourth Proportional to 38,023,144.92, 52,471,952.01 and 20,619,484.92

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Solution

The fourth proportional to 38,023,144.92, 52,471,952.01 and 20,619,484.92 is: 28,454,895.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,023,144.92 : 52,471,952.01 = 20,619,484.92 : x
  2. Step 2: Convert to fraction form
    38,023,144.92/52,471,952.01 = 20,619,484.92/x
  3. Step 3: Cross multiply
    38,023,144.92x = 52,471,952.01 × 20,619,484.92
  4. Step 4: Simplify right side
    38,023,144.92x = 1,081,944,623,193,158.75
  5. Step 5: Solve for x
    x = 1,081,944,623,193,158.75/38,023,144.92
  6. Step 6: Final answer
    x = 28,454,895.71

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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.