Home / 18,065,759.88-24,930,774.82-9,805,828.52

Finding the Fourth Proportional to 18,065,759.88, 24,930,774.82 and 9,805,828.52

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Solution

The fourth proportional to 18,065,759.88, 24,930,774.82 and 9,805,828.52 is: 13,532,057.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,759.88 : 24,930,774.82 = 9,805,828.52 : x
  2. Step 2: Convert to fraction form
    18,065,759.88/24,930,774.82 = 9,805,828.52/x
  3. Step 3: Cross multiply
    18,065,759.88x = 24,930,774.82 × 9,805,828.52
  4. Step 4: Simplify right side
    18,065,759.88x = 244,466,902,755,653.84
  5. Step 5: Solve for x
    x = 244,466,902,755,653.84/18,065,759.88
  6. Step 6: Final answer
    x = 13,532,057.57

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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.