Home / 13,028,040.52-17,976,833.91-7,799,795.91

Finding the Fourth Proportional to 13,028,040.52, 17,976,833.91 and 7,799,795.91

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Solution

The fourth proportional to 13,028,040.52, 17,976,833.91 and 7,799,795.91 is: 10,762,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028,040.52 : 17,976,833.91 = 7,799,795.91 : x
  2. Step 2: Convert to fraction form
    13,028,040.52/17,976,833.91 = 7,799,795.91/x
  3. Step 3: Cross multiply
    13,028,040.52x = 17,976,833.91 × 7,799,795.91
  4. Step 4: Simplify right side
    13,028,040.52x = 140,215,635,605,967.31
  5. Step 5: Solve for x
    x = 140,215,635,605,967.31/13,028,040.52
  6. Step 6: Final answer
    x = 10,762,603.59

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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.