Home / 12,085,091.28-18,121,390.20-3,564,340.56

Finding the Fourth Proportional to 12,085,091.28, 18,121,390.20 and 3,564,340.56

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Solution

The fourth proportional to 12,085,091.28, 18,121,390.20 and 3,564,340.56 is: 5,344,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085,091.28 : 18,121,390.20 = 3,564,340.56 : x
  2. Step 2: Convert to fraction form
    12,085,091.28/18,121,390.20 = 3,564,340.56/x
  3. Step 3: Cross multiply
    12,085,091.28x = 18,121,390.20 × 3,564,340.56
  4. Step 4: Simplify right side
    12,085,091.28x = 64,590,806,093,446.51
  5. Step 5: Solve for x
    x = 64,590,806,093,446.51/12,085,091.28
  6. Step 6: Final answer
    x = 5,344,668.45

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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.