Home / 13,067,951.42-19,589,132.28-7,313,495.24

Finding the Fourth Proportional to 13,067,951.42, 19,589,132.28 and 7,313,495.24

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Solution

The fourth proportional to 13,067,951.42, 19,589,132.28 and 7,313,495.24 is: 10,963,082.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067,951.42 : 19,589,132.28 = 7,313,495.24 : x
  2. Step 2: Convert to fraction form
    13,067,951.42/19,589,132.28 = 7,313,495.24/x
  3. Step 3: Cross multiply
    13,067,951.42x = 19,589,132.28 × 7,313,495.24
  4. Step 4: Simplify right side
    13,067,951.42x = 143,265,025,685,510.38
  5. Step 5: Solve for x
    x = 143,265,025,685,510.38/13,067,951.42
  6. Step 6: Final answer
    x = 10,963,082.21

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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.