Home / 17,417,508-26,109,004.70-8,178,942.56

Finding the Fourth Proportional to 17,417,508, 26,109,004.70 and 8,178,942.56

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Solution

The fourth proportional to 17,417,508, 26,109,004.70 and 8,178,942.56 is: 12,260,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,417,508 : 26,109,004.70 = 8,178,942.56 : x
  2. Step 2: Convert to fraction form
    17,417,508/26,109,004.70 = 8,178,942.56/x
  3. Step 3: Cross multiply
    17,417,508x = 26,109,004.70 × 8,178,942.56
  4. Step 4: Simplify right side
    17,417,508x = 213,544,049,740,070
  5. Step 5: Solve for x
    x = 213,544,049,740,070/17,417,508
  6. Step 6: Final answer
    x = 12,260,310.13

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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.