Home / 10,331,950.91-15,500,168.43-3,143,297.96

Finding the Fourth Proportional to 10,331,950.91, 15,500,168.43 and 3,143,297.96

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Solution

The fourth proportional to 10,331,950.91, 15,500,168.43 and 3,143,297.96 is: 4,715,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331,950.91 : 15,500,168.43 = 3,143,297.96 : x
  2. Step 2: Convert to fraction form
    10,331,950.91/15,500,168.43 = 3,143,297.96/x
  3. Step 3: Cross multiply
    10,331,950.91x = 15,500,168.43 × 3,143,297.96
  4. Step 4: Simplify right side
    10,331,950.91x = 48,721,647,805,675.40
  5. Step 5: Solve for x
    x = 48,721,647,805,675.40/10,331,950.91
  6. Step 6: Final answer
    x = 4,715,629.05

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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.