Home / 5,213,049.70-7,819,574.55-3,953,337.70

Finding the Fourth Proportional to 5,213,049.70, 7,819,574.55 and 3,953,337.70

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Solution

The fourth proportional to 5,213,049.70, 7,819,574.55 and 3,953,337.70 is: 5,930,006.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,049.70 : 7,819,574.55 = 3,953,337.70 : x
  2. Step 2: Convert to fraction form
    5,213,049.70/7,819,574.55 = 3,953,337.70/x
  3. Step 3: Cross multiply
    5,213,049.70x = 7,819,574.55 × 3,953,337.70
  4. Step 4: Simplify right side
    5,213,049.70x = 30,913,418,866,475.54
  5. Step 5: Solve for x
    x = 30,913,418,866,475.54/5,213,049.70
  6. Step 6: Final answer
    x = 5,930,006.55

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Double scale
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Similar ratio
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1.5x scale

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.