Home / 21,374,022.90-32,013,795.15-8,587,946.10

Finding the Fourth Proportional to 21,374,022.90, 32,013,795.15 and 8,587,946.10

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Solution

The fourth proportional to 21,374,022.90, 32,013,795.15 and 8,587,946.10 is: 12,862,938.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,022.90 : 32,013,795.15 = 8,587,946.10 : x
  2. Step 2: Convert to fraction form
    21,374,022.90/32,013,795.15 = 8,587,946.10/x
  3. Step 3: Cross multiply
    21,374,022.90x = 32,013,795.15 × 8,587,946.10
  4. Step 4: Simplify right side
    21,374,022.90x = 274,932,747,204,641.38
  5. Step 5: Solve for x
    x = 274,932,747,204,641.38/21,374,022.90
  6. Step 6: Final answer
    x = 12,862,938.74

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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.