Home / 13,813,103.78-20,716,121.31-4,095,444.41

Finding the Fourth Proportional to 13,813,103.78, 20,716,121.31 and 4,095,444.41

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Solution

The fourth proportional to 13,813,103.78, 20,716,121.31 and 4,095,444.41 is: 6,142,118.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813,103.78 : 20,716,121.31 = 4,095,444.41 : x
  2. Step 2: Convert to fraction form
    13,813,103.78/20,716,121.31 = 4,095,444.41/x
  3. Step 3: Cross multiply
    13,813,103.78x = 20,716,121.31 × 4,095,444.41
  4. Step 4: Simplify right side
    13,813,103.78x = 84,841,723,112,340.77
  5. Step 5: Solve for x
    x = 84,841,723,112,340.77/13,813,103.78
  6. Step 6: Final answer
    x = 6,142,118.71

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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.