Home / 18,388,704.94-25,376,412.62-10,658,231.26

Finding the Fourth Proportional to 18,388,704.94, 25,376,412.62 and 10,658,231.26

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Solution

The fourth proportional to 18,388,704.94, 25,376,412.62 and 10,658,231.26 is: 14,708,359.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,388,704.94 : 25,376,412.62 = 10,658,231.26 : x
  2. Step 2: Convert to fraction form
    18,388,704.94/25,376,412.62 = 10,658,231.26/x
  3. Step 3: Cross multiply
    18,388,704.94x = 25,376,412.62 × 10,658,231.26
  4. Step 4: Simplify right side
    18,388,704.94x = 270,467,674,253,142.50
  5. Step 5: Solve for x
    x = 270,467,674,253,142.50/18,388,704.94
  6. Step 6: Final answer
    x = 14,708,359.02

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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.