Home / 12,944,469.80-19,422,147.90-6,953,839.40

Finding the Fourth Proportional to 12,944,469.80, 19,422,147.90 and 6,953,839.40

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Solution

The fourth proportional to 12,944,469.80, 19,422,147.90 and 6,953,839.40 is: 10,433,683.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,469.80 : 19,422,147.90 = 6,953,839.40 : x
  2. Step 2: Convert to fraction form
    12,944,469.80/19,422,147.90 = 6,953,839.40/x
  3. Step 3: Cross multiply
    12,944,469.80x = 19,422,147.90 × 6,953,839.40
  4. Step 4: Simplify right side
    12,944,469.80x = 135,058,497,299,647.25
  5. Step 5: Solve for x
    x = 135,058,497,299,647.25/12,944,469.80
  6. Step 6: Final answer
    x = 10,433,683.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.