Home / 56,981,351.40-85,472,027.10-35,747,687.40

Finding the Fourth Proportional to 56,981,351.40, 85,472,027.10 and 35,747,687.40

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Solution

The fourth proportional to 56,981,351.40, 85,472,027.10 and 35,747,687.40 is: 53,621,531.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,981,351.40 : 85,472,027.10 = 35,747,687.40 : x
  2. Step 2: Convert to fraction form
    56,981,351.40/85,472,027.10 = 35,747,687.40/x
  3. Step 3: Cross multiply
    56,981,351.40x = 85,472,027.10 × 35,747,687.40
  4. Step 4: Simplify right side
    56,981,351.40x = 3,055,427,306,215,128
  5. Step 5: Solve for x
    x = 3,055,427,306,215,128/56,981,351.40
  6. Step 6: Final answer
    x = 53,621,531.10

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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.