Home / 22,676,364.10-31,292,033.97-12,885,449.41

Finding the Fourth Proportional to 22,676,364.10, 31,292,033.97 and 12,885,449.41

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Solution

The fourth proportional to 22,676,364.10, 31,292,033.97 and 12,885,449.41 is: 17,781,153.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,676,364.10 : 31,292,033.97 = 12,885,449.41 : x
  2. Step 2: Convert to fraction form
    22,676,364.10/31,292,033.97 = 12,885,449.41/x
  3. Step 3: Cross multiply
    22,676,364.10x = 31,292,033.97 × 12,885,449.41
  4. Step 4: Simplify right side
    22,676,364.10x = 403,211,920,656,436.44
  5. Step 5: Solve for x
    x = 403,211,920,656,436.44/22,676,364.10
  6. Step 6: Final answer
    x = 17,781,153.93

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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.