Home / 12,933,237.62-19,401,357.26-4,298,108.69

Finding the Fourth Proportional to 12,933,237.62, 19,401,357.26 and 4,298,108.69

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Solution

The fourth proportional to 12,933,237.62, 19,401,357.26 and 4,298,108.69 is: 6,447,661.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933,237.62 : 19,401,357.26 = 4,298,108.69 : x
  2. Step 2: Convert to fraction form
    12,933,237.62/19,401,357.26 = 4,298,108.69/x
  3. Step 3: Cross multiply
    12,933,237.62x = 19,401,357.26 × 4,298,108.69
  4. Step 4: Simplify right side
    12,933,237.62x = 83,389,142,296,249.25
  5. Step 5: Solve for x
    x = 83,389,142,296,249.25/12,933,237.62
  6. Step 6: Final answer
    x = 6,447,661.81

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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.