Home / 21,374,019.90-32,013,790.65-8,587,943.10

Finding the Fourth Proportional to 21,374,019.90, 32,013,790.65 and 8,587,943.10

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Solution

The fourth proportional to 21,374,019.90, 32,013,790.65 and 8,587,943.10 is: 12,862,934.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,019.90 : 32,013,790.65 = 8,587,943.10 : x
  2. Step 2: Convert to fraction form
    21,374,019.90/32,013,790.65 = 8,587,943.10/x
  3. Step 3: Cross multiply
    21,374,019.90x = 32,013,790.65 × 8,587,943.10
  4. Step 4: Simplify right side
    21,374,019.90x = 274,932,612,517,512
  5. Step 5: Solve for x
    x = 274,932,612,517,512/21,374,019.90
  6. Step 6: Final answer
    x = 12,862,934.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.