Home / 5,384,793.10-8,077,189.65-4,912,401.10

Finding the Fourth Proportional to 5,384,793.10, 8,077,189.65 and 4,912,401.10

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Solution

The fourth proportional to 5,384,793.10, 8,077,189.65 and 4,912,401.10 is: 7,368,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,793.10 : 8,077,189.65 = 4,912,401.10 : x
  2. Step 2: Convert to fraction form
    5,384,793.10/8,077,189.65 = 4,912,401.10/x
  3. Step 3: Cross multiply
    5,384,793.10x = 8,077,189.65 × 4,912,401.10
  4. Step 4: Simplify right side
    5,384,793.10x = 39,678,395,321,568.62
  5. Step 5: Solve for x
    x = 39,678,395,321,568.62/5,384,793.10
  6. Step 6: Final answer
    x = 7,368,601.65

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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.