Home / 10,693,898.20-16,040,847.30-8,922,428.20

Finding the Fourth Proportional to 10,693,898.20, 16,040,847.30 and 8,922,428.20

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Solution

The fourth proportional to 10,693,898.20, 16,040,847.30 and 8,922,428.20 is: 13,383,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693,898.20 : 16,040,847.30 = 8,922,428.20 : x
  2. Step 2: Convert to fraction form
    10,693,898.20/16,040,847.30 = 8,922,428.20/x
  3. Step 3: Cross multiply
    10,693,898.20x = 16,040,847.30 × 8,922,428.20
  4. Step 4: Simplify right side
    10,693,898.20x = 143,123,308,301,413.84
  5. Step 5: Solve for x
    x = 143,123,308,301,413.84/10,693,898.20
  6. Step 6: Final answer
    x = 13,383,642.30

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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.