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Finding the Fourth Proportional to 7,398,377.40, 11,097,566.10 and 2,350,198.20

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Solution

The fourth proportional to 7,398,377.40, 11,097,566.10 and 2,350,198.20 is: 3,525,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398,377.40 : 11,097,566.10 = 2,350,198.20 : x
  2. Step 2: Convert to fraction form
    7,398,377.40/11,097,566.10 = 2,350,198.20/x
  3. Step 3: Cross multiply
    7,398,377.40x = 11,097,566.10 × 2,350,198.20
  4. Step 4: Simplify right side
    7,398,377.40x = 26,081,479,872,601.02
  5. Step 5: Solve for x
    x = 26,081,479,872,601.02/7,398,377.40
  6. Step 6: Final answer
    x = 3,525,297.30

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Similar ratio
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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.