Home / 7,388,170.07-10,195,246.31-4,125,191.38

Finding the Fourth Proportional to 7,388,170.07, 10,195,246.31 and 4,125,191.38

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Solution

The fourth proportional to 7,388,170.07, 10,195,246.31 and 4,125,191.38 is: 5,692,524.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,170.07 : 10,195,246.31 = 4,125,191.38 : x
  2. Step 2: Convert to fraction form
    7,388,170.07/10,195,246.31 = 4,125,191.38/x
  3. Step 3: Cross multiply
    7,388,170.07x = 10,195,246.31 × 4,125,191.38
  4. Step 4: Simplify right side
    7,388,170.07x = 42,057,342,148,874.73
  5. Step 5: Solve for x
    x = 42,057,342,148,874.73/7,388,170.07
  6. Step 6: Final answer
    x = 5,692,524.91

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Double scale
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Similar ratio
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1.5x scale

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.