Home / 51,686,834.14-71,328,309.51-28,482,791.50

Finding the Fourth Proportional to 51,686,834.14, 71,328,309.51 and 28,482,791.50

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Solution

The fourth proportional to 51,686,834.14, 71,328,309.51 and 28,482,791.50 is: 39,306,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,686,834.14 : 71,328,309.51 = 28,482,791.50 : x
  2. Step 2: Convert to fraction form
    51,686,834.14/71,328,309.51 = 28,482,791.50/x
  3. Step 3: Cross multiply
    51,686,834.14x = 71,328,309.51 × 28,482,791.50
  4. Step 4: Simplify right side
    51,686,834.14x = 2,031,629,367,820,797.25
  5. Step 5: Solve for x
    x = 2,031,629,367,820,797.25/51,686,834.14
  6. Step 6: Final answer
    x = 39,306,515.90

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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.