Home / 17,163,678.72-25,745,119.56-8,641,727.04

Finding the Fourth Proportional to 17,163,678.72, 25,745,119.56 and 8,641,727.04

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Solution

The fourth proportional to 17,163,678.72, 25,745,119.56 and 8,641,727.04 is: 12,962,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,163,678.72 : 25,745,119.56 = 8,641,727.04 : x
  2. Step 2: Convert to fraction form
    17,163,678.72/25,745,119.56 = 8,641,727.04/x
  3. Step 3: Cross multiply
    17,163,678.72x = 25,745,119.56 × 8,641,727.04
  4. Step 4: Simplify right side
    17,163,678.72x = 222,482,295,849,684.88
  5. Step 5: Solve for x
    x = 222,482,295,849,684.88/17,163,678.72
  6. Step 6: Final answer
    x = 12,962,389.91

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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.