Home / 49,009,456.54-73,538,985.39-20,276,213.14

Finding the Fourth Proportional to 49,009,456.54, 73,538,985.39 and 20,276,213.14

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Solution

The fourth proportional to 49,009,456.54, 73,538,985.39 and 20,276,213.14 is: 30,424,580.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,009,456.54 : 73,538,985.39 = 20,276,213.14 : x
  2. Step 2: Convert to fraction form
    49,009,456.54/73,538,985.39 = 20,276,213.14/x
  3. Step 3: Cross multiply
    49,009,456.54x = 73,538,985.39 × 20,276,213.14
  4. Step 4: Simplify right side
    49,009,456.54x = 1,491,092,141,866,986
  5. Step 5: Solve for x
    x = 1,491,092,141,866,986/49,009,456.54
  6. Step 6: Final answer
    x = 30,424,580.22

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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.