Home / 7,143,615.72-10,716,899.81-2,351,592.54

Finding the Fourth Proportional to 7,143,615.72, 10,716,899.81 and 2,351,592.54

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Solution

The fourth proportional to 7,143,615.72, 10,716,899.81 and 2,351,592.54 is: 3,527,874.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,143,615.72 : 10,716,899.81 = 2,351,592.54 : x
  2. Step 2: Convert to fraction form
    7,143,615.72/10,716,899.81 = 2,351,592.54/x
  3. Step 3: Cross multiply
    7,143,615.72x = 10,716,899.81 × 2,351,592.54
  4. Step 4: Simplify right side
    7,143,615.72x = 25,201,781,633,365.45
  5. Step 5: Solve for x
    x = 25,201,781,633,365.45/7,143,615.72
  6. Step 6: Final answer
    x = 3,527,874.77

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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.