Home / 17,139,540.81-25,709,013.44-6,904,138.94

Finding the Fourth Proportional to 17,139,540.81, 25,709,013.44 and 6,904,138.94

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Solution

The fourth proportional to 17,139,540.81, 25,709,013.44 and 6,904,138.94 is: 10,356,088.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,139,540.81 : 25,709,013.44 = 6,904,138.94 : x
  2. Step 2: Convert to fraction form
    17,139,540.81/25,709,013.44 = 6,904,138.94/x
  3. Step 3: Cross multiply
    17,139,540.81x = 25,709,013.44 × 6,904,138.94
  4. Step 4: Simplify right side
    17,139,540.81x = 177,498,600,800,087.38
  5. Step 5: Solve for x
    x = 177,498,600,800,087.38/17,139,540.81
  6. Step 6: Final answer
    x = 10,356,088.46

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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.