Home / 5,471,998.80-8,207,998.20-5,416,011.60

Finding the Fourth Proportional to 5,471,998.80, 8,207,998.20 and 5,416,011.60

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Solution

The fourth proportional to 5,471,998.80, 8,207,998.20 and 5,416,011.60 is: 8,124,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471,998.80 : 8,207,998.20 = 5,416,011.60 : x
  2. Step 2: Convert to fraction form
    5,471,998.80/8,207,998.20 = 5,416,011.60/x
  3. Step 3: Cross multiply
    5,471,998.80x = 8,207,998.20 × 5,416,011.60
  4. Step 4: Simplify right side
    5,471,998.80x = 44,454,613,463,979.12
  5. Step 5: Solve for x
    x = 44,454,613,463,979.12/5,471,998.80
  6. Step 6: Final answer
    x = 8,124,017.40

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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.