Home / 39,957,824.45-55,141,797.83-21,623,109.95

Finding the Fourth Proportional to 39,957,824.45, 55,141,797.83 and 21,623,109.95

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Solution

The fourth proportional to 39,957,824.45, 55,141,797.83 and 21,623,109.95 is: 29,839,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,957,824.45 : 55,141,797.83 = 21,623,109.95 : x
  2. Step 2: Convert to fraction form
    39,957,824.45/55,141,797.83 = 21,623,109.95/x
  3. Step 3: Cross multiply
    39,957,824.45x = 55,141,797.83 × 21,623,109.95
  4. Step 4: Simplify right side
    39,957,824.45x = 1,192,337,156,934,937
  5. Step 5: Solve for x
    x = 1,192,337,156,934,937/39,957,824.45
  6. Step 6: Final answer
    x = 29,839,891.77

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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.