Home / 51,122,040.48-70,554,469.68-28,795,761.36

Finding the Fourth Proportional to 51,122,040.48, 70,554,469.68 and 28,795,761.36

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Solution

The fourth proportional to 51,122,040.48, 70,554,469.68 and 28,795,761.36 is: 39,741,560.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,122,040.48 : 70,554,469.68 = 28,795,761.36 : x
  2. Step 2: Convert to fraction form
    51,122,040.48/70,554,469.68 = 28,795,761.36/x
  3. Step 3: Cross multiply
    51,122,040.48x = 70,554,469.68 × 28,795,761.36
  4. Step 4: Simplify right side
    51,122,040.48x = 2,031,669,671,786,635.75
  5. Step 5: Solve for x
    x = 2,031,669,671,786,635.75/51,122,040.48
  6. Step 6: Final answer
    x = 39,741,560.64

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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.