Home / 13,005,853.48-17,947,842.62-7,204,617.24

Finding the Fourth Proportional to 13,005,853.48, 17,947,842.62 and 7,204,617.24

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Solution

The fourth proportional to 13,005,853.48, 17,947,842.62 and 7,204,617.24 is: 9,942,241.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,005,853.48 : 17,947,842.62 = 7,204,617.24 : x
  2. Step 2: Convert to fraction form
    13,005,853.48/17,947,842.62 = 7,204,617.24/x
  3. Step 3: Cross multiply
    13,005,853.48x = 17,947,842.62 × 7,204,617.24
  4. Step 4: Simplify right side
    13,005,853.48x = 129,307,336,360,858.78
  5. Step 5: Solve for x
    x = 129,307,336,360,858.78/13,005,853.48
  6. Step 6: Final answer
    x = 9,942,241.51

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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.