Home / 15,322,198.02-21,144,697.30-8,446,529.22

Finding the Fourth Proportional to 15,322,198.02, 21,144,697.30 and 8,446,529.22

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Solution

The fourth proportional to 15,322,198.02, 21,144,697.30 and 8,446,529.22 is: 11,656,245.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322,198.02 : 21,144,697.30 = 8,446,529.22 : x
  2. Step 2: Convert to fraction form
    15,322,198.02/21,144,697.30 = 8,446,529.22/x
  3. Step 3: Cross multiply
    15,322,198.02x = 21,144,697.30 × 8,446,529.22
  4. Step 4: Simplify right side
    15,322,198.02x = 178,599,303,592,505.12
  5. Step 5: Solve for x
    x = 178,599,303,592,505.12/15,322,198.02
  6. Step 6: Final answer
    x = 11,656,245.62

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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.