Home / 7,705,387-11,559,736.94-2,240,576.79

Finding the Fourth Proportional to 7,705,387, 11,559,736.94 and 2,240,576.79

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Solution

The fourth proportional to 7,705,387, 11,559,736.94 and 2,240,576.79 is: 3,361,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705,387 : 11,559,736.94 = 2,240,576.79 : x
  2. Step 2: Convert to fraction form
    7,705,387/11,559,736.94 = 2,240,576.79/x
  3. Step 3: Cross multiply
    7,705,387x = 11,559,736.94 × 2,240,576.79
  4. Step 4: Simplify right side
    7,705,387x = 25,900,478,286,269.62
  5. Step 5: Solve for x
    x = 25,900,478,286,269.62/7,705,387
  6. Step 6: Final answer
    x = 3,361,346.85

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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.