Home / 37,181,378.97-51,310,836.86-20,437,669.31

Finding the Fourth Proportional to 37,181,378.97, 51,310,836.86 and 20,437,669.31

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Solution

The fourth proportional to 37,181,378.97, 51,310,836.86 and 20,437,669.31 is: 28,204,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181,378.97 : 51,310,836.86 = 20,437,669.31 : x
  2. Step 2: Convert to fraction form
    37,181,378.97/51,310,836.86 = 20,437,669.31/x
  3. Step 3: Cross multiply
    37,181,378.97x = 51,310,836.86 × 20,437,669.31
  4. Step 4: Simplify right side
    37,181,378.97x = 1,048,673,915,405,296.12
  5. Step 5: Solve for x
    x = 1,048,673,915,405,296.12/37,181,378.97
  6. Step 6: Final answer
    x = 28,204,277.10

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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.