Home / 22,931,760.97-31,644,874.41-12,477,818.35

Finding the Fourth Proportional to 22,931,760.97, 31,644,874.41 and 12,477,818.35

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Solution

The fourth proportional to 22,931,760.97, 31,644,874.41 and 12,477,818.35 is: 17,218,869.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,931,760.97 : 31,644,874.41 = 12,477,818.35 : x
  2. Step 2: Convert to fraction form
    22,931,760.97/31,644,874.41 = 12,477,818.35/x
  3. Step 3: Cross multiply
    22,931,760.97x = 31,644,874.41 × 12,477,818.35
  4. Step 4: Simplify right side
    22,931,760.97x = 394,858,994,596,543.44
  5. Step 5: Solve for x
    x = 394,858,994,596,543.44/22,931,760.97
  6. Step 6: Final answer
    x = 17,218,869.28

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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.