Home / 14,628,132.57-20,186,971.29-8,825,793.15

Finding the Fourth Proportional to 14,628,132.57, 20,186,971.29 and 8,825,793.15

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Solution

The fourth proportional to 14,628,132.57, 20,186,971.29 and 8,825,793.15 is: 12,179,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,628,132.57 : 20,186,971.29 = 8,825,793.15 : x
  2. Step 2: Convert to fraction form
    14,628,132.57/20,186,971.29 = 8,825,793.15/x
  3. Step 3: Cross multiply
    14,628,132.57x = 20,186,971.29 × 8,825,793.15
  4. Step 4: Simplify right side
    14,628,132.57x = 178,166,032,930,528.66
  5. Step 5: Solve for x
    x = 178,166,032,930,528.66/14,628,132.57
  6. Step 6: Final answer
    x = 12,179,684.05

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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.