Home / 5,192,858.12-7,166,166-2,838,103.23

Finding the Fourth Proportional to 5,192,858.12, 7,166,166 and 2,838,103.23

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Solution

The fourth proportional to 5,192,858.12, 7,166,166 and 2,838,103.23 is: 3,916,594.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,858.12 : 7,166,166 = 2,838,103.23 : x
  2. Step 2: Convert to fraction form
    5,192,858.12/7,166,166 = 2,838,103.23/x
  3. Step 3: Cross multiply
    5,192,858.12x = 7,166,166 × 2,838,103.23
  4. Step 4: Simplify right side
    5,192,858.12x = 20,338,318,871,316.18
  5. Step 5: Solve for x
    x = 20,338,318,871,316.18/5,192,858.12
  6. Step 6: Final answer
    x = 3,916,594.37

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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.