Home / 38,092,851.92-57,154,416.96-12,189,143.36

Finding the Fourth Proportional to 38,092,851.92, 57,154,416.96 and 12,189,143.36

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Solution

The fourth proportional to 38,092,851.92, 57,154,416.96 and 12,189,143.36 is: 18,288,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,092,851.92 : 57,154,416.96 = 12,189,143.36 : x
  2. Step 2: Convert to fraction form
    38,092,851.92/57,154,416.96 = 12,189,143.36/x
  3. Step 3: Cross multiply
    38,092,851.92x = 57,154,416.96 × 12,189,143.36
  4. Step 4: Simplify right side
    38,092,851.92x = 696,663,381,982,655.38
  5. Step 5: Solve for x
    x = 696,663,381,982,655.38/38,092,851.92
  6. Step 6: Final answer
    x = 18,288,559.32

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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.