Home / 40,795,470.36-61,154,734.32-20,305,818

Finding the Fourth Proportional to 40,795,470.36, 61,154,734.32 and 20,305,818

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Solution

The fourth proportional to 40,795,470.36, 61,154,734.32 and 20,305,818 is: 30,439,578.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,795,470.36 : 61,154,734.32 = 20,305,818 : x
  2. Step 2: Convert to fraction form
    40,795,470.36/61,154,734.32 = 20,305,818/x
  3. Step 3: Cross multiply
    40,795,470.36x = 61,154,734.32 × 20,305,818
  4. Step 4: Simplify right side
    40,795,470.36x = 1,241,796,904,940,273.75
  5. Step 5: Solve for x
    x = 1,241,796,904,940,273.75/40,795,470.36
  6. Step 6: Final answer
    x = 30,439,578.07

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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.