Home / 17,191,190.52-25,789,975.16-5,677,455.65

Finding the Fourth Proportional to 17,191,190.52, 25,789,975.16 and 5,677,455.65

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Solution

The fourth proportional to 17,191,190.52, 25,789,975.16 and 5,677,455.65 is: 8,517,236.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,191,190.52 : 25,789,975.16 = 5,677,455.65 : x
  2. Step 2: Convert to fraction form
    17,191,190.52/25,789,975.16 = 5,677,455.65/x
  3. Step 3: Cross multiply
    17,191,190.52x = 25,789,975.16 × 5,677,455.65
  4. Step 4: Simplify right side
    17,191,190.52x = 146,421,440,028,164.50
  5. Step 5: Solve for x
    x = 146,421,440,028,164.50/17,191,190.52
  6. Step 6: Final answer
    x = 8,517,236.77

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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.