Home / 6,645,346.50-9,170,581.86-3,589,560.78

Finding the Fourth Proportional to 6,645,346.50, 9,170,581.86 and 3,589,560.78

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Solution

The fourth proportional to 6,645,346.50, 9,170,581.86 and 3,589,560.78 is: 4,953,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,346.50 : 9,170,581.86 = 3,589,560.78 : x
  2. Step 2: Convert to fraction form
    6,645,346.50/9,170,581.86 = 3,589,560.78/x
  3. Step 3: Cross multiply
    6,645,346.50x = 9,170,581.86 × 3,589,560.78
  4. Step 4: Simplify right side
    6,645,346.50x = 32,918,360,974,435.45
  5. Step 5: Solve for x
    x = 32,918,360,974,435.45/6,645,346.50
  6. Step 6: Final answer
    x = 4,953,595.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.