Home / 37,908,458.72-52,313,679-20,504,796.32

Finding the Fourth Proportional to 37,908,458.72, 52,313,679 and 20,504,796.32

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Solution

The fourth proportional to 37,908,458.72, 52,313,679 and 20,504,796.32 is: 28,296,622.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,908,458.72 : 52,313,679 = 20,504,796.32 : x
  2. Step 2: Convert to fraction form
    37,908,458.72/52,313,679 = 20,504,796.32/x
  3. Step 3: Cross multiply
    37,908,458.72x = 52,313,679 × 20,504,796.32
  4. Step 4: Simplify right side
    37,908,458.72x = 1,072,681,332,644,861.25
  5. Step 5: Solve for x
    x = 1,072,681,332,644,861.25/37,908,458.72
  6. Step 6: Final answer
    x = 28,296,622.15

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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.