Home / 10,668,500.20-15,986,585.54-7,061,344.42

Finding the Fourth Proportional to 10,668,500.20, 15,986,585.54 and 7,061,344.42

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Solution

The fourth proportional to 10,668,500.20, 15,986,585.54 and 7,061,344.42 is: 10,581,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668,500.20 : 15,986,585.54 = 7,061,344.42 : x
  2. Step 2: Convert to fraction form
    10,668,500.20/15,986,585.54 = 7,061,344.42/x
  3. Step 3: Cross multiply
    10,668,500.20x = 15,986,585.54 × 7,061,344.42
  4. Step 4: Simplify right side
    10,668,500.20x = 112,886,786,597,731.67
  5. Step 5: Solve for x
    x = 112,886,786,597,731.67/10,668,500.20
  6. Step 6: Final answer
    x = 10,581,317.38

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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.