Home / 7,236,489.50-9,986,286.16-3,973,275.44

Finding the Fourth Proportional to 7,236,489.50, 9,986,286.16 and 3,973,275.44

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Solution

The fourth proportional to 7,236,489.50, 9,986,286.16 and 3,973,275.44 is: 5,483,082.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236,489.50 : 9,986,286.16 = 3,973,275.44 : x
  2. Step 2: Convert to fraction form
    7,236,489.50/9,986,286.16 = 3,973,275.44/x
  3. Step 3: Cross multiply
    7,236,489.50x = 9,986,286.16 × 3,973,275.44
  4. Step 4: Simplify right side
    7,236,489.50x = 39,678,265,536,339.91
  5. Step 5: Solve for x
    x = 39,678,265,536,339.91/7,236,489.50
  6. Step 6: Final answer
    x = 5,483,082.03

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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.