Home / 4,002,071.87-5,522,860.89-2,166,530.11

Finding the Fourth Proportional to 4,002,071.87, 5,522,860.89 and 2,166,530.11

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Solution

The fourth proportional to 4,002,071.87, 5,522,860.89 and 2,166,530.11 is: 2,989,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002,071.87 : 5,522,860.89 = 2,166,530.11 : x
  2. Step 2: Convert to fraction form
    4,002,071.87/5,522,860.89 = 2,166,530.11/x
  3. Step 3: Cross multiply
    4,002,071.87x = 5,522,860.89 × 2,166,530.11
  4. Step 4: Simplify right side
    4,002,071.87x = 11,965,444,397,719.24
  5. Step 5: Solve for x
    x = 11,965,444,397,719.24/4,002,071.87
  6. Step 6: Final answer
    x = 2,989,812.47

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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.