Home / 7,261,731.20-10,892,596.80-6,931,056.80

Finding the Fourth Proportional to 7,261,731.20, 10,892,596.80 and 6,931,056.80

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Solution

The fourth proportional to 7,261,731.20, 10,892,596.80 and 6,931,056.80 is: 10,396,585.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,731.20 : 10,892,596.80 = 6,931,056.80 : x
  2. Step 2: Convert to fraction form
    7,261,731.20/10,892,596.80 = 6,931,056.80/x
  3. Step 3: Cross multiply
    7,261,731.20x = 10,892,596.80 × 6,931,056.80
  4. Step 4: Simplify right side
    7,261,731.20x = 75,497,207,120,298.25
  5. Step 5: Solve for x
    x = 75,497,207,120,298.25/7,261,731.20
  6. Step 6: Final answer
    x = 10,396,585.20

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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.