Home / 6,828,209.10-10,242,313.65-4,948,145.10

Finding the Fourth Proportional to 6,828,209.10, 10,242,313.65 and 4,948,145.10

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Solution

The fourth proportional to 6,828,209.10, 10,242,313.65 and 4,948,145.10 is: 7,422,217.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828,209.10 : 10,242,313.65 = 4,948,145.10 : x
  2. Step 2: Convert to fraction form
    6,828,209.10/10,242,313.65 = 4,948,145.10/x
  3. Step 3: Cross multiply
    6,828,209.10x = 10,242,313.65 × 4,948,145.10
  4. Step 4: Simplify right side
    6,828,209.10x = 50,680,454,099,910.61
  5. Step 5: Solve for x
    x = 50,680,454,099,910.61/6,828,209.10
  6. Step 6: Final answer
    x = 7,422,217.65

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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.