Home / 22,126,825.35-30,532,784.36-12,336,350.49

Finding the Fourth Proportional to 22,126,825.35, 30,532,784.36 and 12,336,350.49

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Solution

The fourth proportional to 22,126,825.35, 30,532,784.36 and 12,336,350.49 is: 17,022,917.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,126,825.35 : 30,532,784.36 = 12,336,350.49 : x
  2. Step 2: Convert to fraction form
    22,126,825.35/30,532,784.36 = 12,336,350.49/x
  3. Step 3: Cross multiply
    22,126,825.35x = 30,532,784.36 × 12,336,350.49
  4. Step 4: Simplify right side
    22,126,825.35x = 376,663,129,238,868.62
  5. Step 5: Solve for x
    x = 376,663,129,238,868.62/22,126,825.35
  6. Step 6: Final answer
    x = 17,022,917.81

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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.