Home / 7,175,954.56-9,892,527.68-5,645,403.52

Finding the Fourth Proportional to 7,175,954.56, 9,892,527.68 and 5,645,403.52

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Solution

The fourth proportional to 7,175,954.56, 9,892,527.68 and 5,645,403.52 is: 7,782,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,954.56 : 9,892,527.68 = 5,645,403.52 : x
  2. Step 2: Convert to fraction form
    7,175,954.56/9,892,527.68 = 5,645,403.52/x
  3. Step 3: Cross multiply
    7,175,954.56x = 9,892,527.68 × 5,645,403.52
  4. Step 4: Simplify right side
    7,175,954.56x = 55,847,310,586,369.43
  5. Step 5: Solve for x
    x = 55,847,310,586,369.43/7,175,954.56
  6. Step 6: Final answer
    x = 7,782,561.90

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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.