Home / 12,536,601.33-17,302,990.93-8,131,785.81

Finding the Fourth Proportional to 12,536,601.33, 17,302,990.93 and 8,131,785.81

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Solution

The fourth proportional to 12,536,601.33, 17,302,990.93 and 8,131,785.81 is: 11,223,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,536,601.33 : 17,302,990.93 = 8,131,785.81 : x
  2. Step 2: Convert to fraction form
    12,536,601.33/17,302,990.93 = 8,131,785.81/x
  3. Step 3: Cross multiply
    12,536,601.33x = 17,302,990.93 × 8,131,785.81
  4. Step 4: Simplify right side
    12,536,601.33x = 140,704,216,205,430.75
  5. Step 5: Solve for x
    x = 140,704,216,205,430.75/12,536,601.33
  6. Step 6: Final answer
    x = 11,223,473.77

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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.