Home / 12,774,889.16-19,162,334.57-10,204,067.55

Finding the Fourth Proportional to 12,774,889.16, 19,162,334.57 and 10,204,067.55

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Solution

The fourth proportional to 12,774,889.16, 19,162,334.57 and 10,204,067.55 is: 15,306,101.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774,889.16 : 19,162,334.57 = 10,204,067.55 : x
  2. Step 2: Convert to fraction form
    12,774,889.16/19,162,334.57 = 10,204,067.55/x
  3. Step 3: Cross multiply
    12,774,889.16x = 19,162,334.57 × 10,204,067.55
  4. Step 4: Simplify right side
    12,774,889.16x = 195,533,756,272,168.53
  5. Step 5: Solve for x
    x = 195,533,756,272,168.53/12,774,889.16
  6. Step 6: Final answer
    x = 15,306,101.99

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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.