Home / 22,619,375.40-31,213,418.18-12,695,336.04

Finding the Fourth Proportional to 22,619,375.40, 31,213,418.18 and 12,695,336.04

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Solution

The fourth proportional to 22,619,375.40, 31,213,418.18 and 12,695,336.04 is: 17,518,822.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,619,375.40 : 31,213,418.18 = 12,695,336.04 : x
  2. Step 2: Convert to fraction form
    22,619,375.40/31,213,418.18 = 12,695,336.04/x
  3. Step 3: Cross multiply
    22,619,375.40x = 31,213,418.18 × 12,695,336.04
  4. Step 4: Simplify right side
    22,619,375.40x = 396,264,832,752,145.19
  5. Step 5: Solve for x
    x = 396,264,832,752,145.19/22,619,375.40
  6. Step 6: Final answer
    x = 17,518,822.94

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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.