Home / 69,666,939.48-104,272,963.44-51,218,014.14

Finding the Fourth Proportional to 69,666,939.48, 104,272,963.44 and 51,218,014.14

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Solution

The fourth proportional to 69,666,939.48, 104,272,963.44 and 51,218,014.14 is: 76,659,806.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,666,939.48 : 104,272,963.44 = 51,218,014.14 : x
  2. Step 2: Convert to fraction form
    69,666,939.48/104,272,963.44 = 51,218,014.14/x
  3. Step 3: Cross multiply
    69,666,939.48x = 104,272,963.44 × 51,218,014.14
  4. Step 4: Simplify right side
    69,666,939.48x = 5,340,654,115,889,623
  5. Step 5: Solve for x
    x = 5,340,654,115,889,623/69,666,939.48
  6. Step 6: Final answer
    x = 76,659,806.73

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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.