Home / 27,856,211.80-38,442,772.76-15,466,305.64

Finding the Fourth Proportional to 27,856,211.80, 38,442,772.76 and 15,466,305.64

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Solution

The fourth proportional to 27,856,211.80, 38,442,772.76 and 15,466,305.64 is: 21,344,168.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,856,211.80 : 38,442,772.76 = 15,466,305.64 : x
  2. Step 2: Convert to fraction form
    27,856,211.80/38,442,772.76 = 15,466,305.64/x
  3. Step 3: Cross multiply
    27,856,211.80x = 38,442,772.76 × 15,466,305.64
  4. Step 4: Simplify right side
    27,856,211.80x = 594,567,673,155,226.38
  5. Step 5: Solve for x
    x = 594,567,673,155,226.38/27,856,211.80
  6. Step 6: Final answer
    x = 21,344,168.31

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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.