Home / 18,752,142.60-28,053,564.30-16,255,528.20

Finding the Fourth Proportional to 18,752,142.60, 28,053,564.30 and 16,255,528.20

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Solution

The fourth proportional to 18,752,142.60, 28,053,564.30 and 16,255,528.20 is: 24,318,581.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,752,142.60 : 28,053,564.30 = 16,255,528.20 : x
  2. Step 2: Convert to fraction form
    18,752,142.60/28,053,564.30 = 16,255,528.20/x
  3. Step 3: Cross multiply
    18,752,142.60x = 28,053,564.30 × 16,255,528.20
  4. Step 4: Simplify right side
    18,752,142.60x = 456,025,505,589,163.25
  5. Step 5: Solve for x
    x = 456,025,505,589,163.25/18,752,142.60
  6. Step 6: Final answer
    x = 24,318,581.37

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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.