Home / 13,296,183.48-18,350,191.17-7,715,659.32

Finding the Fourth Proportional to 13,296,183.48, 18,350,191.17 and 7,715,659.32

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Solution

The fourth proportional to 13,296,183.48, 18,350,191.17 and 7,715,659.32 is: 10,648,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,183.48 : 18,350,191.17 = 7,715,659.32 : x
  2. Step 2: Convert to fraction form
    13,296,183.48/18,350,191.17 = 7,715,659.32/x
  3. Step 3: Cross multiply
    13,296,183.48x = 18,350,191.17 × 7,715,659.32
  4. Step 4: Simplify right side
    13,296,183.48x = 141,583,823,524,592.22
  5. Step 5: Solve for x
    x = 141,583,823,524,592.22/13,296,183.48
  6. Step 6: Final answer
    x = 10,648,455.91

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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.