Home / 4,098,426.10-6,147,639.15-3,980,328.10

Finding the Fourth Proportional to 4,098,426.10, 6,147,639.15 and 3,980,328.10

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Solution

The fourth proportional to 4,098,426.10, 6,147,639.15 and 3,980,328.10 is: 5,970,492.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,426.10 : 6,147,639.15 = 3,980,328.10 : x
  2. Step 2: Convert to fraction form
    4,098,426.10/6,147,639.15 = 3,980,328.10/x
  3. Step 3: Cross multiply
    4,098,426.10x = 6,147,639.15 × 3,980,328.10
  4. Step 4: Simplify right side
    4,098,426.10x = 24,469,620,857,405.12
  5. Step 5: Solve for x
    x = 24,469,620,857,405.12/4,098,426.10
  6. Step 6: Final answer
    x = 5,970,492.15

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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.