Home / 15,758,997.60-21,743,712.72-9,563,907

Finding the Fourth Proportional to 15,758,997.60, 21,743,712.72 and 9,563,907

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Solution

The fourth proportional to 15,758,997.60, 21,743,712.72 and 9,563,907 is: 13,195,943.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758,997.60 : 21,743,712.72 = 9,563,907 : x
  2. Step 2: Convert to fraction form
    15,758,997.60/21,743,712.72 = 9,563,907/x
  3. Step 3: Cross multiply
    15,758,997.60x = 21,743,712.72 × 9,563,907
  4. Step 4: Simplify right side
    15,758,997.60x = 207,954,846,288,797.03
  5. Step 5: Solve for x
    x = 207,954,846,288,797.03/15,758,997.60
  6. Step 6: Final answer
    x = 13,195,943.78

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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.