Home / 7,186,529.49-9,917,561.13-3,923,481.75

Finding the Fourth Proportional to 7,186,529.49, 9,917,561.13 and 3,923,481.75

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Solution

The fourth proportional to 7,186,529.49, 9,917,561.13 and 3,923,481.75 is: 5,414,486.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186,529.49 : 9,917,561.13 = 3,923,481.75 : x
  2. Step 2: Convert to fraction form
    7,186,529.49/9,917,561.13 = 3,923,481.75/x
  3. Step 3: Cross multiply
    7,186,529.49x = 9,917,561.13 × 3,923,481.75
  4. Step 4: Simplify right side
    7,186,529.49x = 38,911,370,046,160.47
  5. Step 5: Solve for x
    x = 38,911,370,046,160.47/7,186,529.49
  6. Step 6: Final answer
    x = 5,414,486.94

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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.