Home / 70,053,073.46-104,988,453.30-28,505,520.46

Finding the Fourth Proportional to 70,053,073.46, 104,988,453.30 and 28,505,520.46

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Solution

The fourth proportional to 70,053,073.46, 104,988,453.30 and 28,505,520.46 is: 42,721,187.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,053,073.46 : 104,988,453.30 = 28,505,520.46 : x
  2. Step 2: Convert to fraction form
    70,053,073.46/104,988,453.30 = 28,505,520.46/x
  3. Step 3: Cross multiply
    70,053,073.46x = 104,988,453.30 × 28,505,520.46
  4. Step 4: Simplify right side
    70,053,073.46x = 2,992,750,503,606,904.50
  5. Step 5: Solve for x
    x = 2,992,750,503,606,904.50/70,053,073.46
  6. Step 6: Final answer
    x = 42,721,187.75

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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.