Home / 16,821,926.76-23,214,279.63-9,086,969.15

Finding the Fourth Proportional to 16,821,926.76, 23,214,279.63 and 9,086,969.15

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Solution

The fourth proportional to 16,821,926.76, 23,214,279.63 and 9,086,969.15 is: 12,540,028.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,926.76 : 23,214,279.63 = 9,086,969.15 : x
  2. Step 2: Convert to fraction form
    16,821,926.76/23,214,279.63 = 9,086,969.15/x
  3. Step 3: Cross multiply
    16,821,926.76x = 23,214,279.63 × 9,086,969.15
  4. Step 4: Simplify right side
    16,821,926.76x = 210,947,442,929,395.25
  5. Step 5: Solve for x
    x = 210,947,442,929,395.25/16,821,926.76
  6. Step 6: Final answer
    x = 12,540,028.62

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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.