Home / 15,947,825.70-23,921,738.55-9,117,387.30

Finding the Fourth Proportional to 15,947,825.70, 23,921,738.55 and 9,117,387.30

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Solution

The fourth proportional to 15,947,825.70, 23,921,738.55 and 9,117,387.30 is: 13,676,080.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947,825.70 : 23,921,738.55 = 9,117,387.30 : x
  2. Step 2: Convert to fraction form
    15,947,825.70/23,921,738.55 = 9,117,387.30/x
  3. Step 3: Cross multiply
    15,947,825.70x = 23,921,738.55 × 9,117,387.30
  4. Step 4: Simplify right side
    15,947,825.70x = 218,103,755,249,690.44
  5. Step 5: Solve for x
    x = 218,103,755,249,690.44/15,947,825.70
  6. Step 6: Final answer
    x = 13,676,080.95

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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.