Home / 84,070,130.82-126,110,523.87-35,538,939.78

Finding the Fourth Proportional to 84,070,130.82, 126,110,523.87 and 35,538,939.78

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Solution

The fourth proportional to 84,070,130.82, 126,110,523.87 and 35,538,939.78 is: 53,310,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,070,130.82 : 126,110,523.87 = 35,538,939.78 : x
  2. Step 2: Convert to fraction form
    84,070,130.82/126,110,523.87 = 35,538,939.78/x
  3. Step 3: Cross multiply
    84,070,130.82x = 126,110,523.87 × 35,538,939.78
  4. Step 4: Simplify right side
    84,070,130.82x = 4,481,834,313,440,183
  5. Step 5: Solve for x
    x = 4,481,834,313,440,183/84,070,130.82
  6. Step 6: Final answer
    x = 53,310,661.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.