Home / 21,374,007.40-32,013,771.90-8,587,930.60

Finding the Fourth Proportional to 21,374,007.40, 32,013,771.90 and 8,587,930.60

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Solution

The fourth proportional to 21,374,007.40, 32,013,771.90 and 8,587,930.60 is: 12,862,915.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,007.40 : 32,013,771.90 = 8,587,930.60 : x
  2. Step 2: Convert to fraction form
    21,374,007.40/32,013,771.90 = 8,587,930.60/x
  3. Step 3: Cross multiply
    21,374,007.40x = 32,013,771.90 × 8,587,930.60
  4. Step 4: Simplify right side
    21,374,007.40x = 274,932,051,321,430.12
  5. Step 5: Solve for x
    x = 274,932,051,321,430.12/21,374,007.40
  6. Step 6: Final answer
    x = 12,862,915.51

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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.