Home / 7,728,901.80-11,593,352.70-2,680,212.30

Finding the Fourth Proportional to 7,728,901.80, 11,593,352.70 and 2,680,212.30

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Solution

The fourth proportional to 7,728,901.80, 11,593,352.70 and 2,680,212.30 is: 4,020,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728,901.80 : 11,593,352.70 = 2,680,212.30 : x
  2. Step 2: Convert to fraction form
    7,728,901.80/11,593,352.70 = 2,680,212.30/x
  3. Step 3: Cross multiply
    7,728,901.80x = 11,593,352.70 × 2,680,212.30
  4. Step 4: Simplify right side
    7,728,901.80x = 31,072,646,504,778.21
  5. Step 5: Solve for x
    x = 31,072,646,504,778.21/7,728,901.80
  6. Step 6: Final answer
    x = 4,020,318.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.