Home / 51,684,179.93-71,325,689.69-28,480,801.55

Finding the Fourth Proportional to 51,684,179.93, 71,325,689.69 and 28,480,801.55

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Solution

The fourth proportional to 51,684,179.93, 71,325,689.69 and 28,480,801.55 is: 39,304,344.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,684,179.93 : 71,325,689.69 = 28,480,801.55 : x
  2. Step 2: Convert to fraction form
    51,684,179.93/71,325,689.69 = 28,480,801.55/x
  3. Step 3: Cross multiply
    51,684,179.93x = 71,325,689.69 × 28,480,801.55
  4. Step 4: Simplify right side
    51,684,179.93x = 2,031,412,813,335,367.25
  5. Step 5: Solve for x
    x = 2,031,412,813,335,367.25/51,684,179.93
  6. Step 6: Final answer
    x = 39,304,344.51

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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.