Home / 11,008,081.20-16,512,121.80-6,703,409.10

Finding the Fourth Proportional to 11,008,081.20, 16,512,121.80 and 6,703,409.10

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Solution

The fourth proportional to 11,008,081.20, 16,512,121.80 and 6,703,409.10 is: 10,055,113.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,081.20 : 16,512,121.80 = 6,703,409.10 : x
  2. Step 2: Convert to fraction form
    11,008,081.20/16,512,121.80 = 6,703,409.10/x
  3. Step 3: Cross multiply
    11,008,081.20x = 16,512,121.80 × 6,703,409.10
  4. Step 4: Simplify right side
    11,008,081.20x = 110,687,507,534,428.38
  5. Step 5: Solve for x
    x = 110,687,507,534,428.38/11,008,081.20
  6. Step 6: Final answer
    x = 10,055,113.65

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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.