Home / 28,080,233.36-38,752,218.94-15,690,627.54

Finding the Fourth Proportional to 28,080,233.36, 38,752,218.94 and 15,690,627.54

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Solution

The fourth proportional to 28,080,233.36, 38,752,218.94 and 15,690,627.54 is: 21,653,902.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,080,233.36 : 38,752,218.94 = 15,690,627.54 : x
  2. Step 2: Convert to fraction form
    28,080,233.36/38,752,218.94 = 15,690,627.54/x
  3. Step 3: Cross multiply
    28,080,233.36x = 38,752,218.94 × 15,690,627.54
  4. Step 4: Simplify right side
    28,080,233.36x = 608,046,633,736,073.50
  5. Step 5: Solve for x
    x = 608,046,633,736,073.50/28,080,233.36
  6. Step 6: Final answer
    x = 21,653,902.44

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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.