Home / 11,005,915-15,188,162.70-6,177,019

Finding the Fourth Proportional to 11,005,915, 15,188,162.70 and 6,177,019

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Solution

The fourth proportional to 11,005,915, 15,188,162.70 and 6,177,019 is: 8,524,286.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,915 : 15,188,162.70 = 6,177,019 : x
  2. Step 2: Convert to fraction form
    11,005,915/15,188,162.70 = 6,177,019/x
  3. Step 3: Cross multiply
    11,005,915x = 15,188,162.70 × 6,177,019
  4. Step 4: Simplify right side
    11,005,915x = 93,817,569,572,991.30
  5. Step 5: Solve for x
    x = 93,817,569,572,991.30/11,005,915
  6. Step 6: Final answer
    x = 8,524,286.22

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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.