Home / 7,245,123.62-9,994,107.35-4,524,145.70

Finding the Fourth Proportional to 7,245,123.62, 9,994,107.35 and 4,524,145.70

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Solution

The fourth proportional to 7,245,123.62, 9,994,107.35 and 4,524,145.70 is: 6,240,721.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245,123.62 : 9,994,107.35 = 4,524,145.70 : x
  2. Step 2: Convert to fraction form
    7,245,123.62/9,994,107.35 = 4,524,145.70/x
  3. Step 3: Cross multiply
    7,245,123.62x = 9,994,107.35 × 4,524,145.70
  4. Step 4: Simplify right side
    7,245,123.62x = 45,214,797,720,249.63
  5. Step 5: Solve for x
    x = 45,214,797,720,249.63/7,245,123.62
  6. Step 6: Final answer
    x = 6,240,721.36

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.