Home / 6,449,828.14-9,676,141.89-1,961,987.50

Finding the Fourth Proportional to 6,449,828.14, 9,676,141.89 and 1,961,987.50

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Solution

The fourth proportional to 6,449,828.14, 9,676,141.89 and 1,961,987.50 is: 2,943,407.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449,828.14 : 9,676,141.89 = 1,961,987.50 : x
  2. Step 2: Convert to fraction form
    6,449,828.14/9,676,141.89 = 1,961,987.50/x
  3. Step 3: Cross multiply
    6,449,828.14x = 9,676,141.89 × 1,961,987.50
  4. Step 4: Simplify right side
    6,449,828.14x = 18,984,469,436,406.38
  5. Step 5: Solve for x
    x = 18,984,469,436,406.38/6,449,828.14
  6. Step 6: Final answer
    x = 2,943,407.02

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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.