Home / 31,788,392.88-43,868,919.96-22,512,558

Finding the Fourth Proportional to 31,788,392.88, 43,868,919.96 and 22,512,558

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Solution

The fourth proportional to 31,788,392.88, 43,868,919.96 and 22,512,558 is: 31,067,994.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,788,392.88 : 43,868,919.96 = 22,512,558 : x
  2. Step 2: Convert to fraction form
    31,788,392.88/43,868,919.96 = 22,512,558/x
  3. Step 3: Cross multiply
    31,788,392.88x = 43,868,919.96 × 22,512,558
  4. Step 4: Simplify right side
    31,788,392.88x = 987,601,604,996,857.75
  5. Step 5: Solve for x
    x = 987,601,604,996,857.75/31,788,392.88
  6. Step 6: Final answer
    x = 31,067,994.18

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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.