Home / 7,227,390.54-10,858,027.78-6,818,858.94

Finding the Fourth Proportional to 7,227,390.54, 10,858,027.78 and 6,818,858.94

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Solution

The fourth proportional to 7,227,390.54, 10,858,027.78 and 6,818,858.94 is: 10,244,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227,390.54 : 10,858,027.78 = 6,818,858.94 : x
  2. Step 2: Convert to fraction form
    7,227,390.54/10,858,027.78 = 6,818,858.94/x
  3. Step 3: Cross multiply
    7,227,390.54x = 10,858,027.78 × 6,818,858.94
  4. Step 4: Simplify right side
    7,227,390.54x = 74,039,359,798,421.36
  5. Step 5: Solve for x
    x = 74,039,359,798,421.36/7,227,390.54
  6. Step 6: Final answer
    x = 10,244,272.73

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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.