Home / 17,558,258.78-26,284,914.34-10,620,743.11

Finding the Fourth Proportional to 17,558,258.78, 26,284,914.34 and 10,620,743.11

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Solution

The fourth proportional to 17,558,258.78, 26,284,914.34 and 10,620,743.11 is: 15,899,373.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,558,258.78 : 26,284,914.34 = 10,620,743.11 : x
  2. Step 2: Convert to fraction form
    17,558,258.78/26,284,914.34 = 10,620,743.11/x
  3. Step 3: Cross multiply
    17,558,258.78x = 26,284,914.34 × 10,620,743.11
  4. Step 4: Simplify right side
    17,558,258.78x = 279,165,322,781,231.03
  5. Step 5: Solve for x
    x = 279,165,322,781,231.03/17,558,258.78
  6. Step 6: Final answer
    x = 15,899,373.98

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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.