Home / 57,960,071.70-86,940,107.55-40,953,959.70

Finding the Fourth Proportional to 57,960,071.70, 86,940,107.55 and 40,953,959.70

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Solution

The fourth proportional to 57,960,071.70, 86,940,107.55 and 40,953,959.70 is: 61,430,939.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,960,071.70 : 86,940,107.55 = 40,953,959.70 : x
  2. Step 2: Convert to fraction form
    57,960,071.70/86,940,107.55 = 40,953,959.70/x
  3. Step 3: Cross multiply
    57,960,071.70x = 86,940,107.55 × 40,953,959.70
  4. Step 4: Simplify right side
    57,960,071.70x = 3,560,541,660,916,366
  5. Step 5: Solve for x
    x = 3,560,541,660,916,366/57,960,071.70
  6. Step 6: Final answer
    x = 61,430,939.55

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Similar ratio
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1.5x scale

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.