Home / 10,143,367-15,215,936.10-2,570,333.02

Finding the Fourth Proportional to 10,143,367, 15,215,936.10 and 2,570,333.02

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Solution

The fourth proportional to 10,143,367, 15,215,936.10 and 2,570,333.02 is: 3,855,723.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143,367 : 15,215,936.10 = 2,570,333.02 : x
  2. Step 2: Convert to fraction form
    10,143,367/15,215,936.10 = 2,570,333.02/x
  3. Step 3: Cross multiply
    10,143,367x = 15,215,936.10 × 2,570,333.02
  4. Step 4: Simplify right side
    10,143,367x = 39,110,022,988,040.02
  5. Step 5: Solve for x
    x = 39,110,022,988,040.02/10,143,367
  6. Step 6: Final answer
    x = 3,855,723.94

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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.