Home / 71,867,427.89-107,801,092.02-17,279,995.37

Finding the Fourth Proportional to 71,867,427.89, 107,801,092.02 and 17,279,995.37

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Solution

The fourth proportional to 71,867,427.89, 107,801,092.02 and 17,279,995.37 is: 25,919,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,867,427.89 : 107,801,092.02 = 17,279,995.37 : x
  2. Step 2: Convert to fraction form
    71,867,427.89/107,801,092.02 = 17,279,995.37/x
  3. Step 3: Cross multiply
    71,867,427.89x = 107,801,092.02 × 17,279,995.37
  4. Step 4: Simplify right side
    71,867,427.89x = 1,862,802,370,986,544
  5. Step 5: Solve for x
    x = 1,862,802,370,986,544/71,867,427.89
  6. Step 6: Final answer
    x = 25,919,981.08

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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.