Home / 16,013,968.26-22,100,856.94-9,139,478.82

Finding the Fourth Proportional to 16,013,968.26, 22,100,856.94 and 9,139,478.82

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Solution

The fourth proportional to 16,013,968.26, 22,100,856.94 and 9,139,478.82 is: 12,613,382.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,013,968.26 : 22,100,856.94 = 9,139,478.82 : x
  2. Step 2: Convert to fraction form
    16,013,968.26/22,100,856.94 = 9,139,478.82/x
  3. Step 3: Cross multiply
    16,013,968.26x = 22,100,856.94 × 9,139,478.82
  4. Step 4: Simplify right side
    16,013,968.26x = 201,990,313,906,980.03
  5. Step 5: Solve for x
    x = 201,990,313,906,980.03/16,013,968.26
  6. Step 6: Final answer
    x = 12,613,382.93

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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.