Home / 12,907,193.18-17,811,250.46-7,104,841.61

Finding the Fourth Proportional to 12,907,193.18, 17,811,250.46 and 7,104,841.61

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Solution

The fourth proportional to 12,907,193.18, 17,811,250.46 and 7,104,841.61 is: 9,804,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,907,193.18 : 17,811,250.46 = 7,104,841.61 : x
  2. Step 2: Convert to fraction form
    12,907,193.18/17,811,250.46 = 7,104,841.61/x
  3. Step 3: Cross multiply
    12,907,193.18x = 17,811,250.46 × 7,104,841.61
  4. Step 4: Simplify right side
    12,907,193.18x = 126,546,113,269,759.17
  5. Step 5: Solve for x
    x = 126,546,113,269,759.17/12,907,193.18
  6. Step 6: Final answer
    x = 9,804,309.24

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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.