Home / 54,156,622.83-81,231,124.01-25,409,061.87

Finding the Fourth Proportional to 54,156,622.83, 81,231,124.01 and 25,409,061.87

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Solution

The fourth proportional to 54,156,622.83, 81,231,124.01 and 25,409,061.87 is: 38,111,805.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,156,622.83 : 81,231,124.01 = 25,409,061.87 : x
  2. Step 2: Convert to fraction form
    54,156,622.83/81,231,124.01 = 25,409,061.87/x
  3. Step 3: Cross multiply
    54,156,622.83x = 81,231,124.01 × 25,409,061.87
  4. Step 4: Simplify right side
    54,156,622.83x = 2,064,006,655,612,687.25
  5. Step 5: Solve for x
    x = 2,064,006,655,612,687.25/54,156,622.83
  6. Step 6: Final answer
    x = 38,111,805.13

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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.