Home / 6,650,115.10-9,177,162.78-3,709,932.20

Finding the Fourth Proportional to 6,650,115.10, 9,177,162.78 and 3,709,932.20

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Solution

The fourth proportional to 6,650,115.10, 9,177,162.78 and 3,709,932.20 is: 5,119,708.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650,115.10 : 9,177,162.78 = 3,709,932.20 : x
  2. Step 2: Convert to fraction form
    6,650,115.10/9,177,162.78 = 3,709,932.20/x
  3. Step 3: Cross multiply
    6,650,115.10x = 9,177,162.78 × 3,709,932.20
  4. Step 4: Simplify right side
    6,650,115.10x = 34,046,651,724,923.30
  5. Step 5: Solve for x
    x = 34,046,651,724,923.30/6,650,115.10
  6. Step 6: Final answer
    x = 5,119,708.64

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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.