Home / 37,529,331-51,790,126.86-21,231,807

Finding the Fourth Proportional to 37,529,331, 51,790,126.86 and 21,231,807

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Solution

The fourth proportional to 37,529,331, 51,790,126.86 and 21,231,807 is: 29,299,695.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,529,331 : 51,790,126.86 = 21,231,807 : x
  2. Step 2: Convert to fraction form
    37,529,331/51,790,126.86 = 21,231,807/x
  3. Step 3: Cross multiply
    37,529,331x = 51,790,126.86 × 21,231,807
  4. Step 4: Simplify right side
    37,529,331x = 1,099,597,977,997,036
  5. Step 5: Solve for x
    x = 1,099,597,977,997,036/37,529,331
  6. Step 6: Final answer
    x = 29,299,695.70

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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.