Home / 13,546,008.66-18,693,504-7,351,055.31

Finding the Fourth Proportional to 13,546,008.66, 18,693,504 and 7,351,055.31

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Solution

The fourth proportional to 13,546,008.66, 18,693,504 and 7,351,055.31 is: 10,144,462.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546,008.66 : 18,693,504 = 7,351,055.31 : x
  2. Step 2: Convert to fraction form
    13,546,008.66/18,693,504 = 7,351,055.31/x
  3. Step 3: Cross multiply
    13,546,008.66x = 18,693,504 × 7,351,055.31
  4. Step 4: Simplify right side
    13,546,008.66x = 137,416,981,841,706.23
  5. Step 5: Solve for x
    x = 137,416,981,841,706.23/13,546,008.66
  6. Step 6: Final answer
    x = 10,144,462.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.