Home / 84,217,750.56-126,338,676.37-25,930,360.31

Finding the Fourth Proportional to 84,217,750.56, 126,338,676.37 and 25,930,360.31

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Solution

The fourth proportional to 84,217,750.56, 126,338,676.37 and 25,930,360.31 is: 38,899,250.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,217,750.56 : 126,338,676.37 = 25,930,360.31 : x
  2. Step 2: Convert to fraction form
    84,217,750.56/126,338,676.37 = 25,930,360.31/x
  3. Step 3: Cross multiply
    84,217,750.56x = 126,338,676.37 × 25,930,360.31
  4. Step 4: Simplify right side
    84,217,750.56x = 3,276,007,398,666,063.50
  5. Step 5: Solve for x
    x = 3,276,007,398,666,063.50/84,217,750.56
  6. Step 6: Final answer
    x = 38,899,250.77

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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.