Home / 40,524,259.88-55,923,570.78-21,939,595.58

Finding the Fourth Proportional to 40,524,259.88, 55,923,570.78 and 21,939,595.58

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Solution

The fourth proportional to 40,524,259.88, 55,923,570.78 and 21,939,595.58 is: 30,276,691.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,524,259.88 : 55,923,570.78 = 21,939,595.58 : x
  2. Step 2: Convert to fraction form
    40,524,259.88/55,923,570.78 = 21,939,595.58/x
  3. Step 3: Cross multiply
    40,524,259.88x = 55,923,570.78 × 21,939,595.58
  4. Step 4: Simplify right side
    40,524,259.88x = 1,226,940,526,302,705
  5. Step 5: Solve for x
    x = 1,226,940,526,302,705/40,524,259.88
  6. Step 6: Final answer
    x = 30,276,691.79

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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.