Home / 21,790,600.49-30,072,388.07-12,001,042.19

Finding the Fourth Proportional to 21,790,600.49, 30,072,388.07 and 12,001,042.19

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Solution

The fourth proportional to 21,790,600.49, 30,072,388.07 and 12,001,042.19 is: 16,562,186.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,790,600.49 : 30,072,388.07 = 12,001,042.19 : x
  2. Step 2: Convert to fraction form
    21,790,600.49/30,072,388.07 = 12,001,042.19/x
  3. Step 3: Cross multiply
    21,790,600.49x = 30,072,388.07 × 12,001,042.19
  4. Step 4: Simplify right side
    21,790,600.49x = 360,899,998,087,306.31
  5. Step 5: Solve for x
    x = 360,899,998,087,306.31/21,790,600.49
  6. Step 6: Final answer
    x = 16,562,186.90

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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.