Home / 57,481,974.45-86,224,186.80-20,596,273.83

Finding the Fourth Proportional to 57,481,974.45, 86,224,186.80 and 20,596,273.83

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Solution

The fourth proportional to 57,481,974.45, 86,224,186.80 and 20,596,273.83 is: 30,894,849.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,481,974.45 : 86,224,186.80 = 20,596,273.83 : x
  2. Step 2: Convert to fraction form
    57,481,974.45/86,224,186.80 = 20,596,273.83/x
  3. Step 3: Cross multiply
    57,481,974.45x = 86,224,186.80 × 20,596,273.83
  4. Step 4: Simplify right side
    57,481,974.45x = 1,775,896,962,101,871.25
  5. Step 5: Solve for x
    x = 1,775,896,962,101,871.25/57,481,974.45
  6. Step 6: Final answer
    x = 30,894,849.72

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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.