Home / 31,251,511.34-43,129,734.04-17,317,237.31

Finding the Fourth Proportional to 31,251,511.34, 43,129,734.04 and 17,317,237.31

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Solution

The fourth proportional to 31,251,511.34, 43,129,734.04 and 17,317,237.31 is: 23,899,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,251,511.34 : 43,129,734.04 = 17,317,237.31 : x
  2. Step 2: Convert to fraction form
    31,251,511.34/43,129,734.04 = 17,317,237.31/x
  3. Step 3: Cross multiply
    31,251,511.34x = 43,129,734.04 × 17,317,237.31
  4. Step 4: Simplify right side
    31,251,511.34x = 746,887,839,487,865
  5. Step 5: Solve for x
    x = 746,887,839,487,865/31,251,511.34
  6. Step 6: Final answer
    x = 23,899,255.03

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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.