Home / 10,872,578.20-16,308,867.30-3,299,531.80

Finding the Fourth Proportional to 10,872,578.20, 16,308,867.30 and 3,299,531.80

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Solution

The fourth proportional to 10,872,578.20, 16,308,867.30 and 3,299,531.80 is: 4,949,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,578.20 : 16,308,867.30 = 3,299,531.80 : x
  2. Step 2: Convert to fraction form
    10,872,578.20/16,308,867.30 = 3,299,531.80/x
  3. Step 3: Cross multiply
    10,872,578.20x = 16,308,867.30 × 3,299,531.80
  4. Step 4: Simplify right side
    10,872,578.20x = 53,811,626,278,330.14
  5. Step 5: Solve for x
    x = 53,811,626,278,330.14/10,872,578.20
  6. Step 6: Final answer
    x = 4,949,297.70

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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.