Home / 27,692,516.94-38,215,578.84-15,302,265.24

Finding the Fourth Proportional to 27,692,516.94, 38,215,578.84 and 15,302,265.24

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Solution

The fourth proportional to 27,692,516.94, 38,215,578.84 and 15,302,265.24 is: 21,117,073.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,692,516.94 : 38,215,578.84 = 15,302,265.24 : x
  2. Step 2: Convert to fraction form
    27,692,516.94/38,215,578.84 = 15,302,265.24/x
  3. Step 3: Cross multiply
    27,692,516.94x = 38,215,578.84 × 15,302,265.24
  4. Step 4: Simplify right side
    27,692,516.94x = 584,784,923,709,811.62
  5. Step 5: Solve for x
    x = 584,784,923,709,811.62/27,692,516.94
  6. Step 6: Final answer
    x = 21,117,073.79

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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.