Home / 5,143,943.28-7,101,849.92-3,311,576.27

Finding the Fourth Proportional to 5,143,943.28, 7,101,849.92 and 3,311,576.27

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Solution

The fourth proportional to 5,143,943.28, 7,101,849.92 and 3,311,576.27 is: 4,572,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,943.28 : 7,101,849.92 = 3,311,576.27 : x
  2. Step 2: Convert to fraction form
    5,143,943.28/7,101,849.92 = 3,311,576.27/x
  3. Step 3: Cross multiply
    5,143,943.28x = 7,101,849.92 × 3,311,576.27
  4. Step 4: Simplify right side
    5,143,943.28x = 23,518,317,616,106.27
  5. Step 5: Solve for x
    x = 23,518,317,616,106.27/5,143,943.28
  6. Step 6: Final answer
    x = 4,572,040.62

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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.