Home / 12,440,744.85-18,661,117.28-7,059,904.73

Finding the Fourth Proportional to 12,440,744.85, 18,661,117.28 and 7,059,904.73

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Solution

The fourth proportional to 12,440,744.85, 18,661,117.28 and 7,059,904.73 is: 10,589,857.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,440,744.85 : 18,661,117.28 = 7,059,904.73 : x
  2. Step 2: Convert to fraction form
    12,440,744.85/18,661,117.28 = 7,059,904.73/x
  3. Step 3: Cross multiply
    12,440,744.85x = 18,661,117.28 × 7,059,904.73
  4. Step 4: Simplify right side
    12,440,744.85x = 131,745,710,023,551.61
  5. Step 5: Solve for x
    x = 131,745,710,023,551.61/12,440,744.85
  6. Step 6: Final answer
    x = 10,589,857.09

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Double scale
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Similar ratio
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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.