Home / 5,778,002.20-8,667,003.30-4,098,386.20

Finding the Fourth Proportional to 5,778,002.20, 8,667,003.30 and 4,098,386.20

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Solution

The fourth proportional to 5,778,002.20, 8,667,003.30 and 4,098,386.20 is: 6,147,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778,002.20 : 8,667,003.30 = 4,098,386.20 : x
  2. Step 2: Convert to fraction form
    5,778,002.20/8,667,003.30 = 4,098,386.20/x
  3. Step 3: Cross multiply
    5,778,002.20x = 8,667,003.30 × 4,098,386.20
  4. Step 4: Simplify right side
    5,778,002.20x = 35,520,726,720,074.46
  5. Step 5: Solve for x
    x = 35,520,726,720,074.46/5,778,002.20
  6. Step 6: Final answer
    x = 6,147,579.30

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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.