Home / 6,998,620.50-10,497,930.89-1,679,836.50

Finding the Fourth Proportional to 6,998,620.50, 10,497,930.89 and 1,679,836.50

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Solution

The fourth proportional to 6,998,620.50, 10,497,930.89 and 1,679,836.50 is: 2,519,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998,620.50 : 10,497,930.89 = 1,679,836.50 : x
  2. Step 2: Convert to fraction form
    6,998,620.50/10,497,930.89 = 1,679,836.50/x
  3. Step 3: Cross multiply
    6,998,620.50x = 10,497,930.89 × 1,679,836.50
  4. Step 4: Simplify right side
    6,998,620.50x = 17,634,807,475,100.30
  5. Step 5: Solve for x
    x = 17,634,807,475,100.30/6,998,620.50
  6. Step 6: Final answer
    x = 2,519,754.78

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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.