Home / 7,709,944.25-10,639,956.35-4,271,863.61

Finding the Fourth Proportional to 7,709,944.25, 10,639,956.35 and 4,271,863.61

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Solution

The fourth proportional to 7,709,944.25, 10,639,956.35 and 4,271,863.61 is: 5,895,301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,709,944.25 : 10,639,956.35 = 4,271,863.61 : x
  2. Step 2: Convert to fraction form
    7,709,944.25/10,639,956.35 = 4,271,863.61/x
  3. Step 3: Cross multiply
    7,709,944.25x = 10,639,956.35 × 4,271,863.61
  4. Step 4: Simplify right side
    7,709,944.25x = 45,452,442,343,553.42
  5. Step 5: Solve for x
    x = 45,452,442,343,553.42/7,709,944.25
  6. Step 6: Final answer
    x = 5,895,301.04

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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.