Home / 6,519,639.30-9,789,694.92-5,521,842.42

Finding the Fourth Proportional to 6,519,639.30, 9,789,694.92 and 5,521,842.42

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Solution

The fourth proportional to 6,519,639.30, 9,789,694.92 and 5,521,842.42 is: 8,291,433.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519,639.30 : 9,789,694.92 = 5,521,842.42 : x
  2. Step 2: Convert to fraction form
    6,519,639.30/9,789,694.92 = 5,521,842.42/x
  3. Step 3: Cross multiply
    6,519,639.30x = 9,789,694.92 × 5,521,842.42
  4. Step 4: Simplify right side
    6,519,639.30x = 54,057,152,688,114.51
  5. Step 5: Solve for x
    x = 54,057,152,688,114.51/6,519,639.30
  6. Step 6: Final answer
    x = 8,291,433.04

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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.