Home / 21,853,462.24-30,156,987.42-12,063,696.28

Finding the Fourth Proportional to 21,853,462.24, 30,156,987.42 and 12,063,696.28

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Solution

The fourth proportional to 21,853,462.24, 30,156,987.42 and 12,063,696.28 is: 16,647,464.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853,462.24 : 30,156,987.42 = 12,063,696.28 : x
  2. Step 2: Convert to fraction form
    21,853,462.24/30,156,987.42 = 12,063,696.28/x
  3. Step 3: Cross multiply
    21,853,462.24x = 30,156,987.42 × 12,063,696.28
  4. Step 4: Simplify right side
    21,853,462.24x = 363,804,736,954,660.81
  5. Step 5: Solve for x
    x = 363,804,736,954,660.81/21,853,462.24
  6. Step 6: Final answer
    x = 16,647,464.51

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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.