Home / 9,932,171.78-14,908,682.37-8,802,163.46

Finding the Fourth Proportional to 9,932,171.78, 14,908,682.37 and 8,802,163.46

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Solution

The fourth proportional to 9,932,171.78, 14,908,682.37 and 8,802,163.46 is: 13,212,483.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,932,171.78 : 14,908,682.37 = 8,802,163.46 : x
  2. Step 2: Convert to fraction form
    9,932,171.78/14,908,682.37 = 8,802,163.46/x
  3. Step 3: Cross multiply
    9,932,171.78x = 14,908,682.37 × 8,802,163.46
  4. Step 4: Simplify right side
    9,932,171.78x = 131,228,659,193,960.20
  5. Step 5: Solve for x
    x = 131,228,659,193,960.20/9,932,171.78
  6. Step 6: Final answer
    x = 13,212,483.85

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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.