Home / 12,538,494.24-17,305,013.36-7,646,554.07

Finding the Fourth Proportional to 12,538,494.24, 17,305,013.36 and 7,646,554.07

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Solution

The fourth proportional to 12,538,494.24, 17,305,013.36 and 7,646,554.07 is: 10,553,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,538,494.24 : 17,305,013.36 = 7,646,554.07 : x
  2. Step 2: Convert to fraction form
    12,538,494.24/17,305,013.36 = 7,646,554.07/x
  3. Step 3: Cross multiply
    12,538,494.24x = 17,305,013.36 × 7,646,554.07
  4. Step 4: Simplify right side
    12,538,494.24x = 132,323,720,336,797.50
  5. Step 5: Solve for x
    x = 132,323,720,336,797.50/12,538,494.24
  6. Step 6: Final answer
    x = 10,553,398.03

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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.