Home / 17,238,436.20-25,855,580.70-7,140,004.20

Finding the Fourth Proportional to 17,238,436.20, 25,855,580.70 and 7,140,004.20

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Solution

The fourth proportional to 17,238,436.20, 25,855,580.70 and 7,140,004.20 is: 10,709,147.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238,436.20 : 25,855,580.70 = 7,140,004.20 : x
  2. Step 2: Convert to fraction form
    17,238,436.20/25,855,580.70 = 7,140,004.20/x
  3. Step 3: Cross multiply
    17,238,436.20x = 25,855,580.70 × 7,140,004.20
  4. Step 4: Simplify right side
    17,238,436.20x = 184,608,954,791,438.94
  5. Step 5: Solve for x
    x = 184,608,954,791,438.94/17,238,436.20
  6. Step 6: Final answer
    x = 10,709,147.43

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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.