Home / 70,053,073.22-104,988,452.93-28,505,520.22

Finding the Fourth Proportional to 70,053,073.22, 104,988,452.93 and 28,505,520.22

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Solution

The fourth proportional to 70,053,073.22, 104,988,452.93 and 28,505,520.22 is: 42,721,187.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,053,073.22 : 104,988,452.93 = 28,505,520.22 : x
  2. Step 2: Convert to fraction form
    70,053,073.22/104,988,452.93 = 28,505,520.22/x
  3. Step 3: Cross multiply
    70,053,073.22x = 104,988,452.93 × 28,505,520.22
  4. Step 4: Simplify right side
    70,053,073.22x = 2,992,750,467,195,163.50
  5. Step 5: Solve for x
    x = 2,992,750,467,195,163.50/70,053,073.22
  6. Step 6: Final answer
    x = 42,721,187.37

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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.