Home / 54,371,143.76-81,491,891.13-37,887,182.06

Finding the Fourth Proportional to 54,371,143.76, 81,491,891.13 and 37,887,182.06

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Solution

The fourth proportional to 54,371,143.76, 81,491,891.13 and 37,887,182.06 is: 56,785,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,371,143.76 : 81,491,891.13 = 37,887,182.06 : x
  2. Step 2: Convert to fraction form
    54,371,143.76/81,491,891.13 = 37,887,182.06/x
  3. Step 3: Cross multiply
    54,371,143.76x = 81,491,891.13 × 37,887,182.06
  4. Step 4: Simplify right side
    54,371,143.76x = 3,087,498,115,248,549.50
  5. Step 5: Solve for x
    x = 3,087,498,115,248,549.50/54,371,143.76
  6. Step 6: Final answer
    x = 56,785,601.74

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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.