Home / 21,374,025.40-32,013,798.90-8,587,948.60

Finding the Fourth Proportional to 21,374,025.40, 32,013,798.90 and 8,587,948.60

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Solution

The fourth proportional to 21,374,025.40, 32,013,798.90 and 8,587,948.60 is: 12,862,942.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,025.40 : 32,013,798.90 = 8,587,948.60 : x
  2. Step 2: Convert to fraction form
    21,374,025.40/32,013,798.90 = 8,587,948.60/x
  3. Step 3: Cross multiply
    21,374,025.40x = 32,013,798.90 × 8,587,948.60
  4. Step 4: Simplify right side
    21,374,025.40x = 274,932,859,443,936.50
  5. Step 5: Solve for x
    x = 274,932,859,443,936.50/21,374,025.40
  6. Step 6: Final answer
    x = 12,862,942.49

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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.