Home / 22,560,752-31,133,876.64-12,902,960

Finding the Fourth Proportional to 22,560,752, 31,133,876.64 and 12,902,960

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Solution

The fourth proportional to 22,560,752, 31,133,876.64 and 12,902,960 is: 17,806,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,560,752 : 31,133,876.64 = 12,902,960 : x
  2. Step 2: Convert to fraction form
    22,560,752/31,133,876.64 = 12,902,960/x
  3. Step 3: Cross multiply
    22,560,752x = 31,133,876.64 × 12,902,960
  4. Step 4: Simplify right side
    22,560,752x = 401,719,164,930,854.44
  5. Step 5: Solve for x
    x = 401,719,164,930,854.44/22,560,752
  6. Step 6: Final answer
    x = 17,806,107.04

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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.