Home / 20,242,293.60-27,935,062.80-11,074,936.80

Finding the Fourth Proportional to 20,242,293.60, 27,935,062.80 and 11,074,936.80

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Solution

The fourth proportional to 20,242,293.60, 27,935,062.80 and 11,074,936.80 is: 15,283,794.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,242,293.60 : 27,935,062.80 = 11,074,936.80 : x
  2. Step 2: Convert to fraction form
    20,242,293.60/27,935,062.80 = 11,074,936.80/x
  3. Step 3: Cross multiply
    20,242,293.60x = 27,935,062.80 × 11,074,936.80
  4. Step 4: Simplify right side
    20,242,293.60x = 309,379,055,014,031.06
  5. Step 5: Solve for x
    x = 309,379,055,014,031.06/20,242,293.60
  6. Step 6: Final answer
    x = 15,283,794.47

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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.