Home / 11,322,100.38-15,624,343.89-6,427,279.56

Finding the Fourth Proportional to 11,322,100.38, 15,624,343.89 and 6,427,279.56

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Solution

The fourth proportional to 11,322,100.38, 15,624,343.89 and 6,427,279.56 is: 8,869,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322,100.38 : 15,624,343.89 = 6,427,279.56 : x
  2. Step 2: Convert to fraction form
    11,322,100.38/15,624,343.89 = 6,427,279.56/x
  3. Step 3: Cross multiply
    11,322,100.38x = 15,624,343.89 × 6,427,279.56
  4. Step 4: Simplify right side
    11,322,100.38x = 100,422,026,122,607.89
  5. Step 5: Solve for x
    x = 100,422,026,122,607.89/11,322,100.38
  6. Step 6: Final answer
    x = 8,869,558.01

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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.