Home / 31,801,578.28-43,881,406.50-17,862,398.44

Finding the Fourth Proportional to 31,801,578.28, 43,881,406.50 and 17,862,398.44

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Solution

The fourth proportional to 31,801,578.28, 43,881,406.50 and 17,862,398.44 is: 24,647,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,801,578.28 : 43,881,406.50 = 17,862,398.44 : x
  2. Step 2: Convert to fraction form
    31,801,578.28/43,881,406.50 = 17,862,398.44/x
  3. Step 3: Cross multiply
    31,801,578.28x = 43,881,406.50 × 17,862,398.44
  4. Step 4: Simplify right side
    31,801,578.28x = 783,827,167,010,605.88
  5. Step 5: Solve for x
    x = 783,827,167,010,605.88/31,801,578.28
  6. Step 6: Final answer
    x = 24,647,429.76

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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.