Home / 20,735,076.24-28,615,092.48-11,316,382.97

Finding the Fourth Proportional to 20,735,076.24, 28,615,092.48 and 11,316,382.97

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Solution

The fourth proportional to 20,735,076.24, 28,615,092.48 and 11,316,382.97 is: 15,616,983.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,735,076.24 : 28,615,092.48 = 11,316,382.97 : x
  2. Step 2: Convert to fraction form
    20,735,076.24/28,615,092.48 = 11,316,382.97/x
  3. Step 3: Cross multiply
    20,735,076.24x = 28,615,092.48 × 11,316,382.97
  4. Step 4: Simplify right side
    20,735,076.24x = 323,819,345,082,571.62
  5. Step 5: Solve for x
    x = 323,819,345,082,571.62/20,735,076.24
  6. Step 6: Final answer
    x = 15,616,983.58

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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.