Home / 53,531,612.80-80,297,419.20-38,527,043.20

Finding the Fourth Proportional to 53,531,612.80, 80,297,419.20 and 38,527,043.20

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Solution

The fourth proportional to 53,531,612.80, 80,297,419.20 and 38,527,043.20 is: 57,790,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,531,612.80 : 80,297,419.20 = 38,527,043.20 : x
  2. Step 2: Convert to fraction form
    53,531,612.80/80,297,419.20 = 38,527,043.20/x
  3. Step 3: Cross multiply
    53,531,612.80x = 80,297,419.20 × 38,527,043.20
  4. Step 4: Simplify right side
    53,531,612.80x = 3,093,622,138,366,910
  5. Step 5: Solve for x
    x = 3,093,622,138,366,910/53,531,612.80
  6. Step 6: Final answer
    x = 57,790,564.80

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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.