Home / 9,929,216.91-14,893,974.78-3,781,538.39

Finding the Fourth Proportional to 9,929,216.91, 14,893,974.78 and 3,781,538.39

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Solution

The fourth proportional to 9,929,216.91, 14,893,974.78 and 3,781,538.39 is: 5,672,364.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929,216.91 : 14,893,974.78 = 3,781,538.39 : x
  2. Step 2: Convert to fraction form
    9,929,216.91/14,893,974.78 = 3,781,538.39/x
  3. Step 3: Cross multiply
    9,929,216.91x = 14,893,974.78 × 3,781,538.39
  4. Step 4: Simplify right side
    9,929,216.91x = 56,322,137,335,791.92
  5. Step 5: Solve for x
    x = 56,322,137,335,791.92/9,929,216.91
  6. Step 6: Final answer
    x = 5,672,364.48

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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.