Home / 38,454,443.13-57,652,653.79-12,531,264.76

Finding the Fourth Proportional to 38,454,443.13, 57,652,653.79 and 12,531,264.76

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Solution

The fourth proportional to 38,454,443.13, 57,652,653.79 and 12,531,264.76 is: 18,787,443.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,454,443.13 : 57,652,653.79 = 12,531,264.76 : x
  2. Step 2: Convert to fraction form
    38,454,443.13/57,652,653.79 = 12,531,264.76/x
  3. Step 3: Cross multiply
    38,454,443.13x = 57,652,653.79 × 12,531,264.76
  4. Step 4: Simplify right side
    38,454,443.13x = 722,460,668,759,107.38
  5. Step 5: Solve for x
    x = 722,460,668,759,107.38/38,454,443.13
  6. Step 6: Final answer
    x = 18,787,443.27

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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.