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Finding the Fourth Proportional to 17,751,606.40, 26,627,409.60 and 9,230,835.70

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Solution

The fourth proportional to 17,751,606.40, 26,627,409.60 and 9,230,835.70 is: 13,846,253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751,606.40 : 26,627,409.60 = 9,230,835.70 : x
  2. Step 2: Convert to fraction form
    17,751,606.40/26,627,409.60 = 9,230,835.70/x
  3. Step 3: Cross multiply
    17,751,606.40x = 26,627,409.60 × 9,230,835.70
  4. Step 4: Simplify right side
    17,751,606.40x = 245,793,243,134,202.72
  5. Step 5: Solve for x
    x = 245,793,243,134,202.72/17,751,606.40
  6. Step 6: Final answer
    x = 13,846,253.55

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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.