Home / 37,961,900-52,387,344.24-20,558,240

Finding the Fourth Proportional to 37,961,900, 52,387,344.24 and 20,558,240

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Solution

The fourth proportional to 37,961,900, 52,387,344.24 and 20,558,240 is: 28,370,329.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,961,900 : 52,387,344.24 = 20,558,240 : x
  2. Step 2: Convert to fraction form
    37,961,900/52,387,344.24 = 20,558,240/x
  3. Step 3: Cross multiply
    37,961,900x = 52,387,344.24 × 20,558,240
  4. Step 4: Simplify right side
    37,961,900x = 1,076,991,595,848,537.62
  5. Step 5: Solve for x
    x = 1,076,991,595,848,537.62/37,961,900
  6. Step 6: Final answer
    x = 28,370,329.09

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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.