Home / 19,790,571.84-27,310,970.10-11,088,806.85

Finding the Fourth Proportional to 19,790,571.84, 27,310,970.10 and 11,088,806.85

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Solution

The fourth proportional to 19,790,571.84, 27,310,970.10 and 11,088,806.85 is: 15,302,542.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,790,571.84 : 27,310,970.10 = 11,088,806.85 : x
  2. Step 2: Convert to fraction form
    19,790,571.84/27,310,970.10 = 11,088,806.85/x
  3. Step 3: Cross multiply
    19,790,571.84x = 27,310,970.10 × 11,088,806.85
  4. Step 4: Simplify right side
    19,790,571.84x = 302,846,072,325,025.19
  5. Step 5: Solve for x
    x = 302,846,072,325,025.19/19,790,571.84
  6. Step 6: Final answer
    x = 15,302,542.79

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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.