Home / 76,474,047.33-114,711,866.46-61,218,313.94

Finding the Fourth Proportional to 76,474,047.33, 114,711,866.46 and 61,218,313.94

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Solution

The fourth proportional to 76,474,047.33, 114,711,866.46 and 61,218,313.94 is: 91,828,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,474,047.33 : 114,711,866.46 = 61,218,313.94 : x
  2. Step 2: Convert to fraction form
    76,474,047.33/114,711,866.46 = 61,218,313.94/x
  3. Step 3: Cross multiply
    76,474,047.33x = 114,711,866.46 × 61,218,313.94
  4. Step 4: Simplify right side
    76,474,047.33x = 7,022,467,053,591,636
  5. Step 5: Solve for x
    x = 7,022,467,053,591,636/76,474,047.33
  6. Step 6: Final answer
    x = 91,828,107.69

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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.