Home / 21,914,283.26-30,234,367.08-12,621,667.25

Finding the Fourth Proportional to 21,914,283.26, 30,234,367.08 and 12,621,667.25

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Solution

The fourth proportional to 21,914,283.26, 30,234,367.08 and 12,621,667.25 is: 17,413,671.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,914,283.26 : 30,234,367.08 = 12,621,667.25 : x
  2. Step 2: Convert to fraction form
    21,914,283.26/30,234,367.08 = 12,621,667.25/x
  3. Step 3: Cross multiply
    21,914,283.26x = 30,234,367.08 × 12,621,667.25
  4. Step 4: Simplify right side
    21,914,283.26x = 381,608,120,646,942.25
  5. Step 5: Solve for x
    x = 381,608,120,646,942.25/21,914,283.26
  6. Step 6: Final answer
    x = 17,413,671.08

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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.