Home / 13,764,718.72-20,645,737.68-4,180,180.24

Finding the Fourth Proportional to 13,764,718.72, 20,645,737.68 and 4,180,180.24

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Solution

The fourth proportional to 13,764,718.72, 20,645,737.68 and 4,180,180.24 is: 6,269,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764,718.72 : 20,645,737.68 = 4,180,180.24 : x
  2. Step 2: Convert to fraction form
    13,764,718.72/20,645,737.68 = 4,180,180.24/x
  3. Step 3: Cross multiply
    13,764,718.72x = 20,645,737.68 × 4,180,180.24
  4. Step 4: Simplify right side
    13,764,718.72x = 86,302,904,690,159.45
  5. Step 5: Solve for x
    x = 86,302,904,690,159.45/13,764,718.72
  6. Step 6: Final answer
    x = 6,269,863.30

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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.