Home / 10,331,950.16-15,500,167.31-3,143,297.21

Finding the Fourth Proportional to 10,331,950.16, 15,500,167.31 and 3,143,297.21

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Solution

The fourth proportional to 10,331,950.16, 15,500,167.31 and 3,143,297.21 is: 4,715,627.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331,950.16 : 15,500,167.31 = 3,143,297.21 : x
  2. Step 2: Convert to fraction form
    10,331,950.16/15,500,167.31 = 3,143,297.21/x
  3. Step 3: Cross multiply
    10,331,950.16x = 15,500,167.31 × 3,143,297.21
  4. Step 4: Simplify right side
    10,331,950.16x = 48,721,632,644,339.72
  5. Step 5: Solve for x
    x = 48,721,632,644,339.72/10,331,950.16
  6. Step 6: Final answer
    x = 4,715,627.92

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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.