Home / 5,403,990.33-8,106,083.91-1,809,087.21

Finding the Fourth Proportional to 5,403,990.33, 8,106,083.91 and 1,809,087.21

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Solution

The fourth proportional to 5,403,990.33, 8,106,083.91 and 1,809,087.21 is: 2,713,663.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403,990.33 : 8,106,083.91 = 1,809,087.21 : x
  2. Step 2: Convert to fraction form
    5,403,990.33/8,106,083.91 = 1,809,087.21/x
  3. Step 3: Cross multiply
    5,403,990.33x = 8,106,083.91 × 1,809,087.21
  4. Step 4: Simplify right side
    5,403,990.33x = 14,664,612,724,767.79
  5. Step 5: Solve for x
    x = 14,664,612,724,767.79/5,403,990.33
  6. Step 6: Final answer
    x = 2,713,663.76

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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.