Home / 6,678,947.37-9,216,965.13-3,623,161.62

Finding the Fourth Proportional to 6,678,947.37, 9,216,965.13 and 3,623,161.62

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Solution

The fourth proportional to 6,678,947.37, 9,216,965.13 and 3,623,161.62 is: 4,999,972.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678,947.37 : 9,216,965.13 = 3,623,161.62 : x
  2. Step 2: Convert to fraction form
    6,678,947.37/9,216,965.13 = 3,623,161.62/x
  3. Step 3: Cross multiply
    6,678,947.37x = 9,216,965.13 × 3,623,161.62
  4. Step 4: Simplify right side
    6,678,947.37x = 33,394,554,332,871.07
  5. Step 5: Solve for x
    x = 33,394,554,332,871.07/6,678,947.37
  6. Step 6: Final answer
    x = 4,999,972.67

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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.