Home / 6,678,942.32-9,216,958.14-3,623,156.57

Finding the Fourth Proportional to 6,678,942.32, 9,216,958.14 and 3,623,156.57

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Solution

The fourth proportional to 6,678,942.32, 9,216,958.14 and 3,623,156.57 is: 4,999,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678,942.32 : 9,216,958.14 = 3,623,156.57 : x
  2. Step 2: Convert to fraction form
    6,678,942.32/9,216,958.14 = 3,623,156.57/x
  3. Step 3: Cross multiply
    6,678,942.32x = 9,216,958.14 × 3,623,156.57
  4. Step 4: Simplify right side
    6,678,942.32x = 33,394,482,440,355.98
  5. Step 5: Solve for x
    x = 33,394,482,440,355.98/6,678,942.32
  6. Step 6: Final answer
    x = 4,999,965.69

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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.