Home / 7,332,742.18-10,999,069.52-3,988,206.82

Finding the Fourth Proportional to 7,332,742.18, 10,999,069.52 and 3,988,206.82

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Solution

The fourth proportional to 7,332,742.18, 10,999,069.52 and 3,988,206.82 is: 5,982,286.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332,742.18 : 10,999,069.52 = 3,988,206.82 : x
  2. Step 2: Convert to fraction form
    7,332,742.18/10,999,069.52 = 3,988,206.82/x
  3. Step 3: Cross multiply
    7,332,742.18x = 10,999,069.52 × 3,988,206.82
  4. Step 4: Simplify right side
    7,332,742.18x = 43,866,564,073,318.12
  5. Step 5: Solve for x
    x = 43,866,564,073,318.12/7,332,742.18
  6. Step 6: Final answer
    x = 5,982,286.43

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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.