Home / 18,568,108.20-27,852,162.30-5,788,511.40

Finding the Fourth Proportional to 18,568,108.20, 27,852,162.30 and 5,788,511.40

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Solution

The fourth proportional to 18,568,108.20, 27,852,162.30 and 5,788,511.40 is: 8,682,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,568,108.20 : 27,852,162.30 = 5,788,511.40 : x
  2. Step 2: Convert to fraction form
    18,568,108.20/27,852,162.30 = 5,788,511.40/x
  3. Step 3: Cross multiply
    18,568,108.20x = 27,852,162.30 × 5,788,511.40
  4. Step 4: Simplify right side
    18,568,108.20x = 161,222,558,988,200.25
  5. Step 5: Solve for x
    x = 161,222,558,988,200.25/18,568,108.20
  6. Step 6: Final answer
    x = 8,682,767.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.