Home / 11,907,163.17-16,429,893.39-7,013,359.71

Finding the Fourth Proportional to 11,907,163.17, 16,429,893.39 and 7,013,359.71

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Solution

The fourth proportional to 11,907,163.17, 16,429,893.39 and 7,013,359.71 is: 9,677,263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907,163.17 : 16,429,893.39 = 7,013,359.71 : x
  2. Step 2: Convert to fraction form
    11,907,163.17/16,429,893.39 = 7,013,359.71/x
  3. Step 3: Cross multiply
    11,907,163.17x = 16,429,893.39 × 7,013,359.71
  4. Step 4: Simplify right side
    11,907,163.17x = 115,228,752,341,021.33
  5. Step 5: Solve for x
    x = 115,228,752,341,021.33/11,907,163.17
  6. Step 6: Final answer
    x = 9,677,263.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.