Home / 18,667,082.30-28,000,623.45-16,753,894.70

Finding the Fourth Proportional to 18,667,082.30, 28,000,623.45 and 16,753,894.70

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Solution

The fourth proportional to 18,667,082.30, 28,000,623.45 and 16,753,894.70 is: 25,130,842.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667,082.30 : 28,000,623.45 = 16,753,894.70 : x
  2. Step 2: Convert to fraction form
    18,667,082.30/28,000,623.45 = 16,753,894.70/x
  3. Step 3: Cross multiply
    18,667,082.30x = 28,000,623.45 × 16,753,894.70
  4. Step 4: Simplify right side
    18,667,082.30x = 469,119,496,815,650.69
  5. Step 5: Solve for x
    x = 469,119,496,815,650.69/18,667,082.30
  6. Step 6: Final answer
    x = 25,130,842.05

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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.