Home / 9,169,121.20-13,748,843.40-3,101,767.60

Finding the Fourth Proportional to 9,169,121.20, 13,748,843.40 and 3,101,767.60

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Solution

The fourth proportional to 9,169,121.20, 13,748,843.40 and 3,101,767.60 is: 4,651,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,121.20 : 13,748,843.40 = 3,101,767.60 : x
  2. Step 2: Convert to fraction form
    9,169,121.20/13,748,843.40 = 3,101,767.60/x
  3. Step 3: Cross multiply
    9,169,121.20x = 13,748,843.40 × 3,101,767.60
  4. Step 4: Simplify right side
    9,169,121.20x = 42,645,716,995,593.84
  5. Step 5: Solve for x
    x = 42,645,716,995,593.84/9,169,121.20
  6. Step 6: Final answer
    x = 4,651,014.65

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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.