Home / 17,222,780.88-23,765,801.76-9,881,218.80

Finding the Fourth Proportional to 17,222,780.88, 23,765,801.76 and 9,881,218.80

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Solution

The fourth proportional to 17,222,780.88, 23,765,801.76 and 9,881,218.80 is: 13,635,143.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,222,780.88 : 23,765,801.76 = 9,881,218.80 : x
  2. Step 2: Convert to fraction form
    17,222,780.88/23,765,801.76 = 9,881,218.80/x
  3. Step 3: Cross multiply
    17,222,780.88x = 23,765,801.76 × 9,881,218.80
  4. Step 4: Simplify right side
    17,222,780.88x = 234,835,087,147,985.12
  5. Step 5: Solve for x
    x = 234,835,087,147,985.12/17,222,780.88
  6. Step 6: Final answer
    x = 13,635,143.41

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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.