Home / 5,132,762.76-7,083,106.82-2,840,786.76

Finding the Fourth Proportional to 5,132,762.76, 7,083,106.82 and 2,840,786.76

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Solution

The fourth proportional to 5,132,762.76, 7,083,106.82 and 2,840,786.76 is: 3,920,227.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132,762.76 : 7,083,106.82 = 2,840,786.76 : x
  2. Step 2: Convert to fraction form
    5,132,762.76/7,083,106.82 = 2,840,786.76/x
  3. Step 3: Cross multiply
    5,132,762.76x = 7,083,106.82 × 2,840,786.76
  4. Step 4: Simplify right side
    5,132,762.76x = 20,121,596,073,921.70
  5. Step 5: Solve for x
    x = 20,121,596,073,921.70/5,132,762.76
  6. Step 6: Final answer
    x = 3,920,227.18

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Double scale
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1.5x scale

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.