Home / 48,143,799.97-66,438,443.37-27,517,689.16

Finding the Fourth Proportional to 48,143,799.97, 66,438,443.37 and 27,517,689.16

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Solution

The fourth proportional to 48,143,799.97, 66,438,443.37 and 27,517,689.16 is: 37,974,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,143,799.97 : 66,438,443.37 = 27,517,689.16 : x
  2. Step 2: Convert to fraction form
    48,143,799.97/66,438,443.37 = 27,517,689.16/x
  3. Step 3: Cross multiply
    48,143,799.97x = 66,438,443.37 × 27,517,689.16
  4. Step 4: Simplify right side
    48,143,799.97x = 1,828,232,432,929,922.75
  5. Step 5: Solve for x
    x = 1,828,232,432,929,922.75/48,143,799.97
  6. Step 6: Final answer
    x = 37,974,410.70

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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.