Home / 6,680,778.05-10,021,167.08-3,321,546.05

Finding the Fourth Proportional to 6,680,778.05, 10,021,167.08 and 3,321,546.05

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Solution

The fourth proportional to 6,680,778.05, 10,021,167.08 and 3,321,546.05 is: 4,982,319.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680,778.05 : 10,021,167.08 = 3,321,546.05 : x
  2. Step 2: Convert to fraction form
    6,680,778.05/10,021,167.08 = 3,321,546.05/x
  3. Step 3: Cross multiply
    6,680,778.05x = 10,021,167.08 × 3,321,546.05
  4. Step 4: Simplify right side
    6,680,778.05x = 33,285,767,914,356.30
  5. Step 5: Solve for x
    x = 33,285,767,914,356.30/6,680,778.05
  6. Step 6: Final answer
    x = 4,982,319.08

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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.