Home / 26,189,377.79-36,138,065.86-15,175,926.45

Finding the Fourth Proportional to 26,189,377.79, 36,138,065.86 and 15,175,926.45

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Solution

The fourth proportional to 26,189,377.79, 36,138,065.86 and 15,175,926.45 is: 20,940,880.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189,377.79 : 36,138,065.86 = 15,175,926.45 : x
  2. Step 2: Convert to fraction form
    26,189,377.79/36,138,065.86 = 15,175,926.45/x
  3. Step 3: Cross multiply
    26,189,377.79x = 36,138,065.86 × 15,175,926.45
  4. Step 4: Simplify right side
    26,189,377.79x = 548,428,629,555,585.88
  5. Step 5: Solve for x
    x = 548,428,629,555,585.88/26,189,377.79
  6. Step 6: Final answer
    x = 20,940,880.46

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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.