Home / 9,740,469.88-13,441,864.18-5,389,739.56

Finding the Fourth Proportional to 9,740,469.88, 13,441,864.18 and 5,389,739.56

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Solution

The fourth proportional to 9,740,469.88, 13,441,864.18 and 5,389,739.56 is: 7,437,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740,469.88 : 13,441,864.18 = 5,389,739.56 : x
  2. Step 2: Convert to fraction form
    9,740,469.88/13,441,864.18 = 5,389,739.56/x
  3. Step 3: Cross multiply
    9,740,469.88x = 13,441,864.18 × 5,389,739.56
  4. Step 4: Simplify right side
    9,740,469.88x = 72,448,147,084,013.95
  5. Step 5: Solve for x
    x = 72,448,147,084,013.95/9,740,469.88
  6. Step 6: Final answer
    x = 7,437,849.30

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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.