Home / 69,979,672.25-96,571,989.27-39,039,841.56

Finding the Fourth Proportional to 69,979,672.25, 96,571,989.27 and 39,039,841.56

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Solution

The fourth proportional to 69,979,672.25, 96,571,989.27 and 39,039,841.56 is: 53,875,004.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,979,672.25 : 96,571,989.27 = 39,039,841.56 : x
  2. Step 2: Convert to fraction form
    69,979,672.25/96,571,989.27 = 39,039,841.56/x
  3. Step 3: Cross multiply
    69,979,672.25x = 96,571,989.27 × 39,039,841.56
  4. Step 4: Simplify right side
    69,979,672.25x = 3,770,155,160,234,820
  5. Step 5: Solve for x
    x = 3,770,155,160,234,820/69,979,672.25
  6. Step 6: Final answer
    x = 53,875,004.54

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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.