Home / 5,514,458.55-8,271,687.83-3,990,994.35

Finding the Fourth Proportional to 5,514,458.55, 8,271,687.83 and 3,990,994.35

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Solution

The fourth proportional to 5,514,458.55, 8,271,687.83 and 3,990,994.35 is: 5,986,491.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514,458.55 : 8,271,687.83 = 3,990,994.35 : x
  2. Step 2: Convert to fraction form
    5,514,458.55/8,271,687.83 = 3,990,994.35/x
  3. Step 3: Cross multiply
    5,514,458.55x = 8,271,687.83 × 3,990,994.35
  4. Step 4: Simplify right side
    5,514,458.55x = 33,012,259,374,538.79
  5. Step 5: Solve for x
    x = 33,012,259,374,538.79/5,514,458.55
  6. Step 6: Final answer
    x = 5,986,491.53

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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.