Home / 5,177,843.18-7,144,799.89-2,972,584.47

Finding the Fourth Proportional to 5,177,843.18, 7,144,799.89 and 2,972,584.47

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Solution

The fourth proportional to 5,177,843.18, 7,144,799.89 and 2,972,584.47 is: 4,101,808.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,843.18 : 7,144,799.89 = 2,972,584.47 : x
  2. Step 2: Convert to fraction form
    5,177,843.18/7,144,799.89 = 2,972,584.47/x
  3. Step 3: Cross multiply
    5,177,843.18x = 7,144,799.89 × 2,972,584.47
  4. Step 4: Simplify right side
    5,177,843.18x = 21,238,521,179,017.34
  5. Step 5: Solve for x
    x = 21,238,521,179,017.34/5,177,843.18
  6. Step 6: Final answer
    x = 4,101,808.50

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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.