Home / 5,354,071.92-7,385,882.40-3,418,298.64

Finding the Fourth Proportional to 5,354,071.92, 7,385,882.40 and 3,418,298.64

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Solution

The fourth proportional to 5,354,071.92, 7,385,882.40 and 3,418,298.64 is: 4,715,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,071.92 : 7,385,882.40 = 3,418,298.64 : x
  2. Step 2: Convert to fraction form
    5,354,071.92/7,385,882.40 = 3,418,298.64/x
  3. Step 3: Cross multiply
    5,354,071.92x = 7,385,882.40 × 3,418,298.64
  4. Step 4: Simplify right side
    5,354,071.92x = 25,247,151,763,119.94
  5. Step 5: Solve for x
    x = 25,247,151,763,119.94/5,354,071.92
  6. Step 6: Final answer
    x = 4,715,504.79

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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.