Home / 13,085,981.71-19,627,470.82-3,502,107.88

Finding the Fourth Proportional to 13,085,981.71, 19,627,470.82 and 3,502,107.88

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Solution

The fourth proportional to 13,085,981.71, 19,627,470.82 and 3,502,107.88 is: 5,252,759.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,085,981.71 : 19,627,470.82 = 3,502,107.88 : x
  2. Step 2: Convert to fraction form
    13,085,981.71/19,627,470.82 = 3,502,107.88/x
  3. Step 3: Cross multiply
    13,085,981.71x = 19,627,470.82 × 3,502,107.88
  4. Step 4: Simplify right side
    13,085,981.71x = 68,737,520,223,192.06
  5. Step 5: Solve for x
    x = 68,737,520,223,192.06/13,085,981.71
  6. Step 6: Final answer
    x = 5,252,759.92

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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.