Home / 67,696,255.34-101,558,950.49-21,008,819.04

Finding the Fourth Proportional to 67,696,255.34, 101,558,950.49 and 21,008,819.04

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Solution

The fourth proportional to 67,696,255.34, 101,558,950.49 and 21,008,819.04 is: 31,517,749.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,696,255.34 : 101,558,950.49 = 21,008,819.04 : x
  2. Step 2: Convert to fraction form
    67,696,255.34/101,558,950.49 = 21,008,819.04/x
  3. Step 3: Cross multiply
    67,696,255.34x = 101,558,950.49 × 21,008,819.04
  4. Step 4: Simplify right side
    67,696,255.34x = 2,133,633,612,736,729.25
  5. Step 5: Solve for x
    x = 2,133,633,612,736,729.25/67,696,255.34
  6. Step 6: Final answer
    x = 31,517,749.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.