Home / 6,237,923.40-9,356,010.30-1,978,522.20

Finding the Fourth Proportional to 6,237,923.40, 9,356,010.30 and 1,978,522.20

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Solution

The fourth proportional to 6,237,923.40, 9,356,010.30 and 1,978,522.20 is: 2,967,505.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237,923.40 : 9,356,010.30 = 1,978,522.20 : x
  2. Step 2: Convert to fraction form
    6,237,923.40/9,356,010.30 = 1,978,522.20/x
  3. Step 3: Cross multiply
    6,237,923.40x = 9,356,010.30 × 1,978,522.20
  4. Step 4: Simplify right side
    6,237,923.40x = 18,511,074,081,978.66
  5. Step 5: Solve for x
    x = 18,511,074,081,978.66/6,237,923.40
  6. Step 6: Final answer
    x = 2,967,505.83

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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.