Home / 5,613,990.96-8,417,763.08-2,198,278.40

Finding the Fourth Proportional to 5,613,990.96, 8,417,763.08 and 2,198,278.40

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Solution

The fourth proportional to 5,613,990.96, 8,417,763.08 and 2,198,278.40 is: 3,296,155.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613,990.96 : 8,417,763.08 = 2,198,278.40 : x
  2. Step 2: Convert to fraction form
    5,613,990.96/8,417,763.08 = 2,198,278.40/x
  3. Step 3: Cross multiply
    5,613,990.96x = 8,417,763.08 × 2,198,278.40
  4. Step 4: Simplify right side
    5,613,990.96x = 18,504,586,755,081.47
  5. Step 5: Solve for x
    x = 18,504,586,755,081.47/5,613,990.96
  6. Step 6: Final answer
    x = 3,296,155.42

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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.