Home / 56,145,179.72-84,225,803.27-17,286,919.56

Finding the Fourth Proportional to 56,145,179.72, 84,225,803.27 and 17,286,919.56

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Solution

The fourth proportional to 56,145,179.72, 84,225,803.27 and 17,286,919.56 is: 25,932,852.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,145,179.72 : 84,225,803.27 = 17,286,919.56 : x
  2. Step 2: Convert to fraction form
    56,145,179.72/84,225,803.27 = 17,286,919.56/x
  3. Step 3: Cross multiply
    56,145,179.72x = 84,225,803.27 × 17,286,919.56
  4. Step 4: Simplify right side
    56,145,179.72x = 1,456,004,686,004,874.75
  5. Step 5: Solve for x
    x = 1,456,004,686,004,874.75/56,145,179.72
  6. Step 6: Final answer
    x = 25,932,852.89

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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.