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Finding the Fourth Proportional to 5,988,500.80, 8,982,751.20 and 4,925,618.80

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Solution

The fourth proportional to 5,988,500.80, 8,982,751.20 and 4,925,618.80 is: 7,388,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988,500.80 : 8,982,751.20 = 4,925,618.80 : x
  2. Step 2: Convert to fraction form
    5,988,500.80/8,982,751.20 = 4,925,618.80/x
  3. Step 3: Cross multiply
    5,988,500.80x = 8,982,751.20 × 4,925,618.80
  4. Step 4: Simplify right side
    5,988,500.80x = 44,245,608,186,442.55
  5. Step 5: Solve for x
    x = 44,245,608,186,442.55/5,988,500.80
  6. Step 6: Final answer
    x = 7,388,428.20

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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.