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Finding the Fourth Proportional to 7,794,470.61, 11,694,975.71 and 3,473,544.11

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Solution

The fourth proportional to 7,794,470.61, 11,694,975.71 and 3,473,544.11 is: 5,211,773.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794,470.61 : 11,694,975.71 = 3,473,544.11 : x
  2. Step 2: Convert to fraction form
    7,794,470.61/11,694,975.71 = 3,473,544.11/x
  3. Step 3: Cross multiply
    7,794,470.61x = 11,694,975.71 × 3,473,544.11
  4. Step 4: Simplify right side
    7,794,470.61x = 40,623,013,918,220.97
  5. Step 5: Solve for x
    x = 40,623,013,918,220.97/7,794,470.61
  6. Step 6: Final answer
    x = 5,211,773.31

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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.