Home / 31,173,233.40-43,017,791.13-17,233,701.30

Finding the Fourth Proportional to 31,173,233.40, 43,017,791.13 and 17,233,701.30

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Solution

The fourth proportional to 31,173,233.40, 43,017,791.13 and 17,233,701.30 is: 23,781,805.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,173,233.40 : 43,017,791.13 = 17,233,701.30 : x
  2. Step 2: Convert to fraction form
    31,173,233.40/43,017,791.13 = 17,233,701.30/x
  3. Step 3: Cross multiply
    31,173,233.40x = 43,017,791.13 × 17,233,701.30
  4. Step 4: Simplify right side
    31,173,233.40x = 741,355,762,920,209.50
  5. Step 5: Solve for x
    x = 741,355,762,920,209.50/31,173,233.40
  6. Step 6: Final answer
    x = 23,781,805.16

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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.