Home / 18,192,587.76-25,117,101.36-11,580,906.77

Finding the Fourth Proportional to 18,192,587.76, 25,117,101.36 and 11,580,906.77

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Solution

The fourth proportional to 18,192,587.76, 25,117,101.36 and 11,580,906.77 is: 15,988,863.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,587.76 : 25,117,101.36 = 11,580,906.77 : x
  2. Step 2: Convert to fraction form
    18,192,587.76/25,117,101.36 = 11,580,906.77/x
  3. Step 3: Cross multiply
    18,192,587.76x = 25,117,101.36 × 11,580,906.77
  4. Step 4: Simplify right side
    18,192,587.76x = 290,878,809,245,593
  5. Step 5: Solve for x
    x = 290,878,809,245,593/18,192,587.76
  6. Step 6: Final answer
    x = 15,988,863.88

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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.