Home / 8,281,519.40-11,428,769.18-4,560,747.14

Finding the Fourth Proportional to 8,281,519.40, 11,428,769.18 and 4,560,747.14

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Solution

The fourth proportional to 8,281,519.40, 11,428,769.18 and 4,560,747.14 is: 6,293,981.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281,519.40 : 11,428,769.18 = 4,560,747.14 : x
  2. Step 2: Convert to fraction form
    8,281,519.40/11,428,769.18 = 4,560,747.14/x
  3. Step 3: Cross multiply
    8,281,519.40x = 11,428,769.18 × 4,560,747.14
  4. Step 4: Simplify right side
    8,281,519.40x = 52,123,726,351,405.14
  5. Step 5: Solve for x
    x = 52,123,726,351,405.14/8,281,519.40
  6. Step 6: Final answer
    x = 6,293,981.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.