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Finding the Fourth Proportional to 14,954,673.73, 20,644,344.62 and 8,758,865.14

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Solution

The fourth proportional to 14,954,673.73, 20,644,344.62 and 8,758,865.14 is: 12,091,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,954,673.73 : 20,644,344.62 = 8,758,865.14 : x
  2. Step 2: Convert to fraction form
    14,954,673.73/20,644,344.62 = 8,758,865.14/x
  3. Step 3: Cross multiply
    14,954,673.73x = 20,644,344.62 × 8,758,865.14
  4. Step 4: Simplify right side
    14,954,673.73x = 180,821,030,430,264.56
  5. Step 5: Solve for x
    x = 180,821,030,430,264.56/14,954,673.73
  6. Step 6: Final answer
    x = 12,091,272.18

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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.