Home / 47,099,433.72-70,577,032.50-31,689,639.48

Finding the Fourth Proportional to 47,099,433.72, 70,577,032.50 and 31,689,639.48

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Solution

The fourth proportional to 47,099,433.72, 70,577,032.50 and 31,689,639.48 is: 47,485,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,099,433.72 : 70,577,032.50 = 31,689,639.48 : x
  2. Step 2: Convert to fraction form
    47,099,433.72/70,577,032.50 = 31,689,639.48/x
  3. Step 3: Cross multiply
    47,099,433.72x = 70,577,032.50 × 31,689,639.48
  4. Step 4: Simplify right side
    47,099,433.72x = 2,236,560,715,493,243.25
  5. Step 5: Solve for x
    x = 2,236,560,715,493,243.25/47,099,433.72
  6. Step 6: Final answer
    x = 47,485,936.43

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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.