Home / 42,016,945.86-57,983,828.31-23,682,231.36

Finding the Fourth Proportional to 42,016,945.86, 57,983,828.31 and 23,682,231.36

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Solution

The fourth proportional to 42,016,945.86, 57,983,828.31 and 23,682,231.36 is: 32,681,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,016,945.86 : 57,983,828.31 = 23,682,231.36 : x
  2. Step 2: Convert to fraction form
    42,016,945.86/57,983,828.31 = 23,682,231.36/x
  3. Step 3: Cross multiply
    42,016,945.86x = 57,983,828.31 × 23,682,231.36
  4. Step 4: Simplify right side
    42,016,945.86x = 1,373,186,437,175,937.75
  5. Step 5: Solve for x
    x = 1,373,186,437,175,937.75/42,016,945.86
  6. Step 6: Final answer
    x = 32,681,728.98

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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.