Home / 13,361,379.71-20,007,717.54-9,256,857.03

Finding the Fourth Proportional to 13,361,379.71, 20,007,717.54 and 9,256,857.03

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Solution

The fourth proportional to 13,361,379.71, 20,007,717.54 and 9,256,857.03 is: 13,861,486.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,379.71 : 20,007,717.54 = 9,256,857.03 : x
  2. Step 2: Convert to fraction form
    13,361,379.71/20,007,717.54 = 9,256,857.03/x
  3. Step 3: Cross multiply
    13,361,379.71x = 20,007,717.54 × 9,256,857.03
  4. Step 4: Simplify right side
    13,361,379.71x = 185,208,580,764,403.28
  5. Step 5: Solve for x
    x = 185,208,580,764,403.28/13,361,379.71
  6. Step 6: Final answer
    x = 13,861,486.23

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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.