Home / 9,839,866.80-14,764,062.60-5,285,601.48

Finding the Fourth Proportional to 9,839,866.80, 14,764,062.60 and 5,285,601.48

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Solution

The fourth proportional to 9,839,866.80, 14,764,062.60 and 5,285,601.48 is: 7,930,691.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839,866.80 : 14,764,062.60 = 5,285,601.48 : x
  2. Step 2: Convert to fraction form
    9,839,866.80/14,764,062.60 = 5,285,601.48/x
  3. Step 3: Cross multiply
    9,839,866.80x = 14,764,062.60 × 5,285,601.48
  4. Step 4: Simplify right side
    9,839,866.80x = 78,036,951,129,372.66
  5. Step 5: Solve for x
    x = 78,036,951,129,372.66/9,839,866.80
  6. Step 6: Final answer
    x = 7,930,691.82

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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.