Home / 5,114,104.38-7,057,633.41-2,791,123.74

Finding the Fourth Proportional to 5,114,104.38, 7,057,633.41 and 2,791,123.74

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Solution

The fourth proportional to 5,114,104.38, 7,057,633.41 and 2,791,123.74 is: 3,851,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114,104.38 : 7,057,633.41 = 2,791,123.74 : x
  2. Step 2: Convert to fraction form
    5,114,104.38/7,057,633.41 = 2,791,123.74/x
  3. Step 3: Cross multiply
    5,114,104.38x = 7,057,633.41 × 2,791,123.74
  4. Step 4: Simplify right side
    5,114,104.38x = 19,698,728,158,868.16
  5. Step 5: Solve for x
    x = 19,698,728,158,868.16/5,114,104.38
  6. Step 6: Final answer
    x = 3,851,843.20

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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.