Home / 29,305,034.78-40,443,369-16,256,500.70

Finding the Fourth Proportional to 29,305,034.78, 40,443,369 and 16,256,500.70

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Solution

The fourth proportional to 29,305,034.78, 40,443,369 and 16,256,500.70 is: 22,435,313.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,305,034.78 : 40,443,369 = 16,256,500.70 : x
  2. Step 2: Convert to fraction form
    29,305,034.78/40,443,369 = 16,256,500.70/x
  3. Step 3: Cross multiply
    29,305,034.78x = 40,443,369 × 16,256,500.70
  4. Step 4: Simplify right side
    29,305,034.78x = 657,467,656,458,858.25
  5. Step 5: Solve for x
    x = 657,467,656,458,858.25/29,305,034.78
  6. Step 6: Final answer
    x = 22,435,313.98

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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.