Home / 13,189,292.33-18,202,233.17-8,298,706.52

Finding the Fourth Proportional to 13,189,292.33, 18,202,233.17 and 8,298,706.52

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Solution

The fourth proportional to 13,189,292.33, 18,202,233.17 and 8,298,706.52 is: 11,452,850.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,189,292.33 : 18,202,233.17 = 8,298,706.52 : x
  2. Step 2: Convert to fraction form
    13,189,292.33/18,202,233.17 = 8,298,706.52/x
  3. Step 3: Cross multiply
    13,189,292.33x = 18,202,233.17 × 8,298,706.52
  4. Step 4: Simplify right side
    13,189,292.33x = 151,054,991,090,451.31
  5. Step 5: Solve for x
    x = 151,054,991,090,451.31/13,189,292.33
  6. Step 6: Final answer
    x = 11,452,850.34

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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.