Home / 12,851,217.80-17,734,575.61-6,970,837.31

Finding the Fourth Proportional to 12,851,217.80, 17,734,575.61 and 6,970,837.31

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Solution

The fourth proportional to 12,851,217.80, 17,734,575.61 and 6,970,837.31 is: 9,619,698.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851,217.80 : 17,734,575.61 = 6,970,837.31 : x
  2. Step 2: Convert to fraction form
    12,851,217.80/17,734,575.61 = 6,970,837.31/x
  3. Step 3: Cross multiply
    12,851,217.80x = 17,734,575.61 × 6,970,837.31
  4. Step 4: Simplify right side
    12,851,217.80x = 123,624,841,339,204
  5. Step 5: Solve for x
    x = 123,624,841,339,204/12,851,217.80
  6. Step 6: Final answer
    x = 9,619,698.56

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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.