Home / 10,949,945.30-15,111,022.81-6,055,498.78

Finding the Fourth Proportional to 10,949,945.30, 15,111,022.81 and 6,055,498.78

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Solution

The fourth proportional to 10,949,945.30, 15,111,022.81 and 6,055,498.78 is: 8,356,642.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949,945.30 : 15,111,022.81 = 6,055,498.78 : x
  2. Step 2: Convert to fraction form
    10,949,945.30/15,111,022.81 = 6,055,498.78/x
  3. Step 3: Cross multiply
    10,949,945.30x = 15,111,022.81 × 6,055,498.78
  4. Step 4: Simplify right side
    10,949,945.30x = 91,504,780,190,507.17
  5. Step 5: Solve for x
    x = 91,504,780,190,507.17/10,949,945.30
  6. Step 6: Final answer
    x = 8,356,642.68

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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.