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Finding the Fourth Proportional to 16,951,598.80, 25,385,407.80 and 10,876,987.60

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Solution

The fourth proportional to 16,951,598.80, 25,385,407.80 and 10,876,987.60 is: 16,288,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951,598.80 : 25,385,407.80 = 10,876,987.60 : x
  2. Step 2: Convert to fraction form
    16,951,598.80/25,385,407.80 = 10,876,987.60/x
  3. Step 3: Cross multiply
    16,951,598.80x = 25,385,407.80 × 10,876,987.60
  4. Step 4: Simplify right side
    16,951,598.80x = 276,116,765,861,543.28
  5. Step 5: Solve for x
    x = 276,116,765,861,543.28/16,951,598.80
  6. Step 6: Final answer
    x = 16,288,538.27

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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.