Home / 7,171,351.38-9,896,465.10-3,952,087.38

Finding the Fourth Proportional to 7,171,351.38, 9,896,465.10 and 3,952,087.38

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Solution

The fourth proportional to 7,171,351.38, 9,896,465.10 and 3,952,087.38 is: 5,453,880.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,351.38 : 9,896,465.10 = 3,952,087.38 : x
  2. Step 2: Convert to fraction form
    7,171,351.38/9,896,465.10 = 3,952,087.38/x
  3. Step 3: Cross multiply
    7,171,351.38x = 9,896,465.10 × 3,952,087.38
  4. Step 4: Simplify right side
    7,171,351.38x = 39,111,694,828,320.44
  5. Step 5: Solve for x
    x = 39,111,694,828,320.44/7,171,351.38
  6. Step 6: Final answer
    x = 5,453,880.69

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Double scale
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Similar ratio
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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.