Home / 18,326,273.52-25,290,694.08-10,066,508.78

Finding the Fourth Proportional to 18,326,273.52, 25,290,694.08 and 10,066,508.78

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Solution

The fourth proportional to 18,326,273.52, 25,290,694.08 and 10,066,508.78 is: 13,892,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326,273.52 : 25,290,694.08 = 10,066,508.78 : x
  2. Step 2: Convert to fraction form
    18,326,273.52/25,290,694.08 = 10,066,508.78/x
  3. Step 3: Cross multiply
    18,326,273.52x = 25,290,694.08 × 10,066,508.78
  4. Step 4: Simplify right side
    18,326,273.52x = 254,588,994,008,614
  5. Step 5: Solve for x
    x = 254,588,994,008,614/18,326,273.52
  6. Step 6: Final answer
    x = 13,892,021.95

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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.