Home / 18,214,849.20-27,353,766.60-9,711,793.20

Finding the Fourth Proportional to 18,214,849.20, 27,353,766.60 and 9,711,793.20

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Solution

The fourth proportional to 18,214,849.20, 27,353,766.60 and 9,711,793.20 is: 14,584,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214,849.20 : 27,353,766.60 = 9,711,793.20 : x
  2. Step 2: Convert to fraction form
    18,214,849.20/27,353,766.60 = 9,711,793.20/x
  3. Step 3: Cross multiply
    18,214,849.20x = 27,353,766.60 × 9,711,793.20
  4. Step 4: Simplify right side
    18,214,849.20x = 265,654,124,460,267.12
  5. Step 5: Solve for x
    x = 265,654,124,460,267.12/18,214,849.20
  6. Step 6: Final answer
    x = 14,584,481.13

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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.