Home / 6,500,401.20-9,750,601.80-4,894,268.40

Finding the Fourth Proportional to 6,500,401.20, 9,750,601.80 and 4,894,268.40

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Solution

The fourth proportional to 6,500,401.20, 9,750,601.80 and 4,894,268.40 is: 7,341,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500,401.20 : 9,750,601.80 = 4,894,268.40 : x
  2. Step 2: Convert to fraction form
    6,500,401.20/9,750,601.80 = 4,894,268.40/x
  3. Step 3: Cross multiply
    6,500,401.20x = 9,750,601.80 × 4,894,268.40
  4. Step 4: Simplify right side
    6,500,401.20x = 47,722,062,270,723.12
  5. Step 5: Solve for x
    x = 47,722,062,270,723.12/6,500,401.20
  6. Step 6: Final answer
    x = 7,341,402.60

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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.