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Finding the Fourth Proportional to 8,927,231.54, 12,297,713.02 and 6,472,630.22

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Solution

The fourth proportional to 8,927,231.54, 12,297,713.02 and 6,472,630.22 is: 8,916,375.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927,231.54 : 12,297,713.02 = 6,472,630.22 : x
  2. Step 2: Convert to fraction form
    8,927,231.54/12,297,713.02 = 6,472,630.22/x
  3. Step 3: Cross multiply
    8,927,231.54x = 12,297,713.02 × 6,472,630.22
  4. Step 4: Simplify right side
    8,927,231.54x = 79,598,548,852,469.33
  5. Step 5: Solve for x
    x = 79,598,548,852,469.33/8,927,231.54
  6. Step 6: Final answer
    x = 8,916,375.53

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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.