Home / 17,105,640.68-23,606,371.49-9,370,680.95

Finding the Fourth Proportional to 17,105,640.68, 23,606,371.49 and 9,370,680.95

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Solution

The fourth proportional to 17,105,640.68, 23,606,371.49 and 9,370,680.95 is: 12,931,861.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,105,640.68 : 23,606,371.49 = 9,370,680.95 : x
  2. Step 2: Convert to fraction form
    17,105,640.68/23,606,371.49 = 9,370,680.95/x
  3. Step 3: Cross multiply
    17,105,640.68x = 23,606,371.49 × 9,370,680.95
  4. Step 4: Simplify right side
    17,105,640.68x = 221,207,775,632,128.66
  5. Step 5: Solve for x
    x = 221,207,775,632,128.66/17,105,640.68
  6. Step 6: Final answer
    x = 12,931,861.47

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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.