Home / 12,481,820.74-17,224,935.96-6,975,195.60

Finding the Fourth Proportional to 12,481,820.74, 17,224,935.96 and 6,975,195.60

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Solution

The fourth proportional to 12,481,820.74, 17,224,935.96 and 6,975,195.60 is: 9,625,782.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,820.74 : 17,224,935.96 = 6,975,195.60 : x
  2. Step 2: Convert to fraction form
    12,481,820.74/17,224,935.96 = 6,975,195.60/x
  3. Step 3: Cross multiply
    12,481,820.74x = 17,224,935.96 × 6,975,195.60
  4. Step 4: Simplify right side
    12,481,820.74x = 120,147,297,578,974.09
  5. Step 5: Solve for x
    x = 120,147,297,578,974.09/12,481,820.74
  6. Step 6: Final answer
    x = 9,625,782.98

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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.