Home / 55,368,604.80-83,067,422.40-21,291,062.40

Finding the Fourth Proportional to 55,368,604.80, 83,067,422.40 and 21,291,062.40

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Solution

The fourth proportional to 55,368,604.80, 83,067,422.40 and 21,291,062.40 is: 31,942,175.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,368,604.80 : 83,067,422.40 = 21,291,062.40 : x
  2. Step 2: Convert to fraction form
    55,368,604.80/83,067,422.40 = 21,291,062.40/x
  3. Step 3: Cross multiply
    55,368,604.80x = 83,067,422.40 × 21,291,062.40
  4. Step 4: Simplify right side
    55,368,604.80x = 1,768,593,673,725,557.75
  5. Step 5: Solve for x
    x = 1,768,593,673,725,557.75/55,368,604.80
  6. Step 6: Final answer
    x = 31,942,175.18

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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.