Home / 22,493,166.51-31,040,718.84-12,179,889.57

Finding the Fourth Proportional to 22,493,166.51, 31,040,718.84 and 12,179,889.57

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Solution

The fourth proportional to 22,493,166.51, 31,040,718.84 and 12,179,889.57 is: 16,808,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,493,166.51 : 31,040,718.84 = 12,179,889.57 : x
  2. Step 2: Convert to fraction form
    22,493,166.51/31,040,718.84 = 12,179,889.57/x
  3. Step 3: Cross multiply
    22,493,166.51x = 31,040,718.84 × 12,179,889.57
  4. Step 4: Simplify right side
    22,493,166.51x = 378,072,527,644,618.50
  5. Step 5: Solve for x
    x = 378,072,527,644,618.50/22,493,166.51
  6. Step 6: Final answer
    x = 16,808,328.32

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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.