Home / 13,047,133.68-18,002,883.60-7,541,022.24

Finding the Fourth Proportional to 13,047,133.68, 18,002,883.60 and 7,541,022.24

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Solution

The fourth proportional to 13,047,133.68, 18,002,883.60 and 7,541,022.24 is: 10,405,361.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,133.68 : 18,002,883.60 = 7,541,022.24 : x
  2. Step 2: Convert to fraction form
    13,047,133.68/18,002,883.60 = 7,541,022.24/x
  3. Step 3: Cross multiply
    13,047,133.68x = 18,002,883.60 × 7,541,022.24
  4. Step 4: Simplify right side
    13,047,133.68x = 135,760,145,611,731.28
  5. Step 5: Solve for x
    x = 135,760,145,611,731.28/13,047,133.68
  6. Step 6: Final answer
    x = 10,405,361.74

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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.