Home / 6,648,270.10-9,972,405.15-5,514,529.30

Finding the Fourth Proportional to 6,648,270.10, 9,972,405.15 and 5,514,529.30

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Solution

The fourth proportional to 6,648,270.10, 9,972,405.15 and 5,514,529.30 is: 8,271,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648,270.10 : 9,972,405.15 = 5,514,529.30 : x
  2. Step 2: Convert to fraction form
    6,648,270.10/9,972,405.15 = 5,514,529.30/x
  3. Step 3: Cross multiply
    6,648,270.10x = 9,972,405.15 × 5,514,529.30
  4. Step 4: Simplify right side
    6,648,270.10x = 54,993,120,391,145.90
  5. Step 5: Solve for x
    x = 54,993,120,391,145.90/6,648,270.10
  6. Step 6: Final answer
    x = 8,271,793.95

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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.