Home / 22,772,736.16-31,423,272.16-13,603,432.48

Finding the Fourth Proportional to 22,772,736.16, 31,423,272.16 and 13,603,432.48

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Solution

The fourth proportional to 22,772,736.16, 31,423,272.16 and 13,603,432.48 is: 18,770,882.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,772,736.16 : 31,423,272.16 = 13,603,432.48 : x
  2. Step 2: Convert to fraction form
    22,772,736.16/31,423,272.16 = 13,603,432.48/x
  3. Step 3: Cross multiply
    22,772,736.16x = 31,423,272.16 × 13,603,432.48
  4. Step 4: Simplify right side
    22,772,736.16x = 427,464,361,129,223.75
  5. Step 5: Solve for x
    x = 427,464,361,129,223.75/22,772,736.16
  6. Step 6: Final answer
    x = 18,770,882.78

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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.