Home / 22,735,988.88-31,375,616.40-12,422,785.92

Finding the Fourth Proportional to 22,735,988.88, 31,375,616.40 and 12,422,785.92

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Solution

The fourth proportional to 22,735,988.88, 31,375,616.40 and 12,422,785.92 is: 17,143,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,735,988.88 : 31,375,616.40 = 12,422,785.92 : x
  2. Step 2: Convert to fraction form
    22,735,988.88/31,375,616.40 = 12,422,785.92/x
  3. Step 3: Cross multiply
    22,735,988.88x = 31,375,616.40 × 12,422,785.92
  4. Step 4: Simplify right side
    22,735,988.88x = 389,772,565,645,241.06
  5. Step 5: Solve for x
    x = 389,772,565,645,241.06/22,735,988.88
  6. Step 6: Final answer
    x = 17,143,418.20

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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.