Home / 51,568,423.57-71,165,770.59-28,364,159.44

Finding the Fourth Proportional to 51,568,423.57, 71,165,770.59 and 28,364,159.44

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Solution

The fourth proportional to 51,568,423.57, 71,165,770.59 and 28,364,159.44 is: 39,143,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,568,423.57 : 71,165,770.59 = 28,364,159.44 : x
  2. Step 2: Convert to fraction form
    51,568,423.57/71,165,770.59 = 28,364,159.44/x
  3. Step 3: Cross multiply
    51,568,423.57x = 71,165,770.59 × 28,364,159.44
  4. Step 4: Simplify right side
    51,568,423.57x = 2,018,557,263,685,223
  5. Step 5: Solve for x
    x = 2,018,557,263,685,223/51,568,423.57
  6. Step 6: Final answer
    x = 39,143,280.40

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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.