Home / 7,568,429.40-11,352,644.10-6,239,826.90

Finding the Fourth Proportional to 7,568,429.40, 11,352,644.10 and 6,239,826.90

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Solution

The fourth proportional to 7,568,429.40, 11,352,644.10 and 6,239,826.90 is: 9,359,740.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568,429.40 : 11,352,644.10 = 6,239,826.90 : x
  2. Step 2: Convert to fraction form
    7,568,429.40/11,352,644.10 = 6,239,826.90/x
  3. Step 3: Cross multiply
    7,568,429.40x = 11,352,644.10 × 6,239,826.90
  4. Step 4: Simplify right side
    7,568,429.40x = 70,838,534,041,306.30
  5. Step 5: Solve for x
    x = 70,838,534,041,306.30/7,568,429.40
  6. Step 6: Final answer
    x = 9,359,740.35

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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.