Home / 12,468,995.60-18,672,000.60-9,949,571.60

Finding the Fourth Proportional to 12,468,995.60, 18,672,000.60 and 9,949,571.60

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Solution

The fourth proportional to 12,468,995.60, 18,672,000.60 and 9,949,571.60 is: 14,899,227.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468,995.60 : 18,672,000.60 = 9,949,571.60 : x
  2. Step 2: Convert to fraction form
    12,468,995.60/18,672,000.60 = 9,949,571.60/x
  3. Step 3: Cross multiply
    12,468,995.60x = 18,672,000.60 × 9,949,571.60
  4. Step 4: Simplify right side
    12,468,995.60x = 185,778,406,884,942.97
  5. Step 5: Solve for x
    x = 185,778,406,884,942.97/12,468,995.60
  6. Step 6: Final answer
    x = 14,899,227.88

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1.5x scale

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.