Home / 13,387,506.81-20,081,258.52-8,837,489.57

Finding the Fourth Proportional to 13,387,506.81, 20,081,258.52 and 8,837,489.57

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Solution

The fourth proportional to 13,387,506.81, 20,081,258.52 and 8,837,489.57 is: 13,256,233.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,387,506.81 : 20,081,258.52 = 8,837,489.57 : x
  2. Step 2: Convert to fraction form
    13,387,506.81/20,081,258.52 = 8,837,489.57/x
  3. Step 3: Cross multiply
    13,387,506.81x = 20,081,258.52 × 8,837,489.57
  4. Step 4: Simplify right side
    13,387,506.81x = 177,467,912,622,567.34
  5. Step 5: Solve for x
    x = 177,467,912,622,567.34/13,387,506.81
  6. Step 6: Final answer
    x = 13,256,233.23

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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.