Home / 22,985,806.68-31,720,626.12-12,672,898.83

Finding the Fourth Proportional to 22,985,806.68, 31,720,626.12 and 12,672,898.83

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Solution

The fourth proportional to 22,985,806.68, 31,720,626.12 and 12,672,898.83 is: 17,488,717.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,985,806.68 : 31,720,626.12 = 12,672,898.83 : x
  2. Step 2: Convert to fraction form
    22,985,806.68/31,720,626.12 = 12,672,898.83/x
  3. Step 3: Cross multiply
    22,985,806.68x = 31,720,626.12 × 12,672,898.83
  4. Step 4: Simplify right side
    22,985,806.68x = 401,992,285,643,015.44
  5. Step 5: Solve for x
    x = 401,992,285,643,015.44/22,985,806.68
  6. Step 6: Final answer
    x = 17,488,717.77

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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.