Home / 7,565,938.20-11,348,907.30-6,981,353.10

Finding the Fourth Proportional to 7,565,938.20, 11,348,907.30 and 6,981,353.10

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Solution

The fourth proportional to 7,565,938.20, 11,348,907.30 and 6,981,353.10 is: 10,472,029.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565,938.20 : 11,348,907.30 = 6,981,353.10 : x
  2. Step 2: Convert to fraction form
    7,565,938.20/11,348,907.30 = 6,981,353.10/x
  3. Step 3: Cross multiply
    7,565,938.20x = 11,348,907.30 × 6,981,353.10
  4. Step 4: Simplify right side
    7,565,938.20x = 79,230,729,160,467.62
  5. Step 5: Solve for x
    x = 79,230,729,160,467.62/7,565,938.20
  6. Step 6: Final answer
    x = 10,472,029.65

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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.