Home / 13,006,769.68-17,950,444.41-7,207,370.56

Finding the Fourth Proportional to 13,006,769.68, 17,950,444.41 and 7,207,370.56

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Solution

The fourth proportional to 13,006,769.68, 17,950,444.41 and 7,207,370.56 is: 9,946,782.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006,769.68 : 17,950,444.41 = 7,207,370.56 : x
  2. Step 2: Convert to fraction form
    13,006,769.68/17,950,444.41 = 7,207,370.56/x
  3. Step 3: Cross multiply
    13,006,769.68x = 17,950,444.41 × 7,207,370.56
  4. Step 4: Simplify right side
    13,006,769.68x = 129,375,504,588,474.80
  5. Step 5: Solve for x
    x = 129,375,504,588,474.80/13,006,769.68
  6. Step 6: Final answer
    x = 9,946,782.16

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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.