Home / 7,003,960.50-9,665,613.11-3,948,174.75

Finding the Fourth Proportional to 7,003,960.50, 9,665,613.11 and 3,948,174.75

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Solution

The fourth proportional to 7,003,960.50, 9,665,613.11 and 3,948,174.75 is: 5,448,564.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,960.50 : 9,665,613.11 = 3,948,174.75 : x
  2. Step 2: Convert to fraction form
    7,003,960.50/9,665,613.11 = 3,948,174.75/x
  3. Step 3: Cross multiply
    7,003,960.50x = 9,665,613.11 × 3,948,174.75
  4. Step 4: Simplify right side
    7,003,960.50x = 38,161,529,634,041.41
  5. Step 5: Solve for x
    x = 38,161,529,634,041.41/7,003,960.50
  6. Step 6: Final answer
    x = 5,448,564.37

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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.