Home / 27,678,376.32-41,499,823.68-11,515,539.84

Finding the Fourth Proportional to 27,678,376.32, 41,499,823.68 and 11,515,539.84

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Solution

The fourth proportional to 27,678,376.32, 41,499,823.68 and 11,515,539.84 is: 17,265,928.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,678,376.32 : 41,499,823.68 = 11,515,539.84 : x
  2. Step 2: Convert to fraction form
    27,678,376.32/41,499,823.68 = 11,515,539.84/x
  3. Step 3: Cross multiply
    27,678,376.32x = 41,499,823.68 × 11,515,539.84
  4. Step 4: Simplify right side
    27,678,376.32x = 477,892,872,940,015.38
  5. Step 5: Solve for x
    x = 477,892,872,940,015.38/27,678,376.32
  6. Step 6: Final answer
    x = 17,265,928.73

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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.