Home / 14,122,728.26-19,488,791.13-8,011,025.54

Finding the Fourth Proportional to 14,122,728.26, 19,488,791.13 and 8,011,025.54

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Solution

The fourth proportional to 14,122,728.26, 19,488,791.13 and 8,011,025.54 is: 11,054,889.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,122,728.26 : 19,488,791.13 = 8,011,025.54 : x
  2. Step 2: Convert to fraction form
    14,122,728.26/19,488,791.13 = 8,011,025.54/x
  3. Step 3: Cross multiply
    14,122,728.26x = 19,488,791.13 × 8,011,025.54
  4. Step 4: Simplify right side
    14,122,728.26x = 156,125,203,486,155.44
  5. Step 5: Solve for x
    x = 156,125,203,486,155.44/14,122,728.26
  6. Step 6: Final answer
    x = 11,054,889.72

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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.