Home / 9,234,548.88-12,743,433-5,160,201.36

Finding the Fourth Proportional to 9,234,548.88, 12,743,433 and 5,160,201.36

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Solution

The fourth proportional to 9,234,548.88, 12,743,433 and 5,160,201.36 is: 7,120,941.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234,548.88 : 12,743,433 = 5,160,201.36 : x
  2. Step 2: Convert to fraction form
    9,234,548.88/12,743,433 = 5,160,201.36/x
  3. Step 3: Cross multiply
    9,234,548.88x = 12,743,433 × 5,160,201.36
  4. Step 4: Simplify right side
    9,234,548.88x = 65,758,680,297,668.88
  5. Step 5: Solve for x
    x = 65,758,680,297,668.88/9,234,548.88
  6. Step 6: Final answer
    x = 7,120,941.28

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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.