Home / 20,179,427.55-30,269,141.33-14,014,711.95

Finding the Fourth Proportional to 20,179,427.55, 30,269,141.33 and 14,014,711.95

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Solution

The fourth proportional to 20,179,427.55, 30,269,141.33 and 14,014,711.95 is: 21,022,067.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,179,427.55 : 30,269,141.33 = 14,014,711.95 : x
  2. Step 2: Convert to fraction form
    20,179,427.55/30,269,141.33 = 14,014,711.95/x
  3. Step 3: Cross multiply
    20,179,427.55x = 30,269,141.33 × 14,014,711.95
  4. Step 4: Simplify right side
    20,179,427.55x = 424,213,296,643,716.31
  5. Step 5: Solve for x
    x = 424,213,296,643,716.31/20,179,427.55
  6. Step 6: Final answer
    x = 21,022,067.93

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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.