Home / 12,393,819.37-17,102,845.78-6,887,075.97

Finding the Fourth Proportional to 12,393,819.37, 17,102,845.78 and 6,887,075.97

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Solution

The fourth proportional to 12,393,819.37, 17,102,845.78 and 6,887,075.97 is: 9,503,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,819.37 : 17,102,845.78 = 6,887,075.97 : x
  2. Step 2: Convert to fraction form
    12,393,819.37/17,102,845.78 = 6,887,075.97/x
  3. Step 3: Cross multiply
    12,393,819.37x = 17,102,845.78 × 6,887,075.97
  4. Step 4: Simplify right side
    12,393,819.37x = 117,788,598,190,053.91
  5. Step 5: Solve for x
    x = 117,788,598,190,053.91/12,393,819.37
  6. Step 6: Final answer
    x = 9,503,817.56

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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.