Home / 6,661,128.93-9,192,385.61-3,605,343.18

Finding the Fourth Proportional to 6,661,128.93, 9,192,385.61 and 3,605,343.18

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Solution

The fourth proportional to 6,661,128.93, 9,192,385.61 and 3,605,343.18 is: 4,975,388.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,128.93 : 9,192,385.61 = 3,605,343.18 : x
  2. Step 2: Convert to fraction form
    6,661,128.93/9,192,385.61 = 3,605,343.18/x
  3. Step 3: Cross multiply
    6,661,128.93x = 9,192,385.61 × 3,605,343.18
  4. Step 4: Simplify right side
    6,661,128.93x = 33,141,704,784,326.98
  5. Step 5: Solve for x
    x = 33,141,704,784,326.98/6,661,128.93
  6. Step 6: Final answer
    x = 4,975,388.57

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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.