Home / 25,638,297.88-35,375,195.05-15,179,120.84

Finding the Fourth Proportional to 25,638,297.88, 35,375,195.05 and 15,179,120.84

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Solution

The fourth proportional to 25,638,297.88, 35,375,195.05 and 15,179,120.84 is: 20,943,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,638,297.88 : 35,375,195.05 = 15,179,120.84 : x
  2. Step 2: Convert to fraction form
    25,638,297.88/35,375,195.05 = 15,179,120.84/x
  3. Step 3: Cross multiply
    25,638,297.88x = 35,375,195.05 × 15,179,120.84
  4. Step 4: Simplify right side
    25,638,297.88x = 536,964,360,149,748.31
  5. Step 5: Solve for x
    x = 536,964,360,149,748.31/25,638,297.88
  6. Step 6: Final answer
    x = 20,943,838.11

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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.