Home / 20,066,447.97-30,100,296.39-9,547,816.32

Finding the Fourth Proportional to 20,066,447.97, 30,100,296.39 and 9,547,816.32

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Solution

The fourth proportional to 20,066,447.97, 30,100,296.39 and 9,547,816.32 is: 14,322,021.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066,447.97 : 30,100,296.39 = 9,547,816.32 : x
  2. Step 2: Convert to fraction form
    20,066,447.97/30,100,296.39 = 9,547,816.32/x
  3. Step 3: Cross multiply
    20,066,447.97x = 30,100,296.39 × 9,547,816.32
  4. Step 4: Simplify right side
    20,066,447.97x = 287,392,101,109,279.12
  5. Step 5: Solve for x
    x = 287,392,101,109,279.12/20,066,447.97
  6. Step 6: Final answer
    x = 14,322,021.59

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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.