Home / 13,662,414.76-20,490,600.36-3,944,919.28

Finding the Fourth Proportional to 13,662,414.76, 20,490,600.36 and 3,944,919.28

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Solution

The fourth proportional to 13,662,414.76, 20,490,600.36 and 3,944,919.28 is: 5,916,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,662,414.76 : 20,490,600.36 = 3,944,919.28 : x
  2. Step 2: Convert to fraction form
    13,662,414.76/20,490,600.36 = 3,944,919.28/x
  3. Step 3: Cross multiply
    13,662,414.76x = 20,490,600.36 × 3,944,919.28
  4. Step 4: Simplify right side
    13,662,414.76x = 80,833,764,418,938.94
  5. Step 5: Solve for x
    x = 80,833,764,418,938.94/13,662,414.76
  6. Step 6: Final answer
    x = 5,916,506.40

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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.