Home / 18,944,125.20-28,416,187.80-16,584,829.20

Finding the Fourth Proportional to 18,944,125.20, 28,416,187.80 and 16,584,829.20

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Solution

The fourth proportional to 18,944,125.20, 28,416,187.80 and 16,584,829.20 is: 24,877,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944,125.20 : 28,416,187.80 = 16,584,829.20 : x
  2. Step 2: Convert to fraction form
    18,944,125.20/28,416,187.80 = 16,584,829.20/x
  3. Step 3: Cross multiply
    18,944,125.20x = 28,416,187.80 × 16,584,829.20
  4. Step 4: Simplify right side
    18,944,125.20x = 471,277,621,178,123.75
  5. Step 5: Solve for x
    x = 471,277,621,178,123.75/18,944,125.20
  6. Step 6: Final answer
    x = 24,877,243.80

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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.