Home / 8,918,019.81-12,306,115.96-4,944,397.24

Finding the Fourth Proportional to 8,918,019.81, 12,306,115.96 and 4,944,397.24

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Solution

The fourth proportional to 8,918,019.81, 12,306,115.96 and 4,944,397.24 is: 6,822,851.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918,019.81 : 12,306,115.96 = 4,944,397.24 : x
  2. Step 2: Convert to fraction form
    8,918,019.81/12,306,115.96 = 4,944,397.24/x
  3. Step 3: Cross multiply
    8,918,019.81x = 12,306,115.96 × 4,944,397.24
  4. Step 4: Simplify right side
    8,918,019.81x = 60,846,325,790,765.60
  5. Step 5: Solve for x
    x = 60,846,325,790,765.60/8,918,019.81
  6. Step 6: Final answer
    x = 6,822,851.61

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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.