Home / 14,568,965.31-20,104,645.14-8,042,454.63

Finding the Fourth Proportional to 14,568,965.31, 20,104,645.14 and 8,042,454.63

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Solution

The fourth proportional to 14,568,965.31, 20,104,645.14 and 8,042,454.63 is: 11,098,296.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568,965.31 : 20,104,645.14 = 8,042,454.63 : x
  2. Step 2: Convert to fraction form
    14,568,965.31/20,104,645.14 = 8,042,454.63/x
  3. Step 3: Cross multiply
    14,568,965.31x = 20,104,645.14 × 8,042,454.63
  4. Step 4: Simplify right side
    14,568,965.31x = 161,690,696,390,700
  5. Step 5: Solve for x
    x = 161,690,696,390,700/14,568,965.31
  6. Step 6: Final answer
    x = 11,098,296.48

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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.