Home / 31,100,777.74-42,927,610.83-18,052,240.44

Finding the Fourth Proportional to 31,100,777.74, 42,927,610.83 and 18,052,240.44

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Solution

The fourth proportional to 31,100,777.74, 42,927,610.83 and 18,052,240.44 is: 24,917,047.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,100,777.74 : 42,927,610.83 = 18,052,240.44 : x
  2. Step 2: Convert to fraction form
    31,100,777.74/42,927,610.83 = 18,052,240.44/x
  3. Step 3: Cross multiply
    31,100,777.74x = 42,927,610.83 × 18,052,240.44
  4. Step 4: Simplify right side
    31,100,777.74x = 774,939,552,241,241
  5. Step 5: Solve for x
    x = 774,939,552,241,241/31,100,777.74
  6. Step 6: Final answer
    x = 24,917,047.37

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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.