Home / 6,732,845.31-9,291,555.82-3,981,890.91

Finding the Fourth Proportional to 6,732,845.31, 9,291,555.82 and 3,981,890.91

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Solution

The fourth proportional to 6,732,845.31, 9,291,555.82 and 3,981,890.91 is: 5,495,145.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,732,845.31 : 9,291,555.82 = 3,981,890.91 : x
  2. Step 2: Convert to fraction form
    6,732,845.31/9,291,555.82 = 3,981,890.91/x
  3. Step 3: Cross multiply
    6,732,845.31x = 9,291,555.82 × 3,981,890.91
  4. Step 4: Simplify right side
    6,732,845.31x = 36,997,961,676,838.16
  5. Step 5: Solve for x
    x = 36,997,961,676,838.16/6,732,845.31
  6. Step 6: Final answer
    x = 5,495,145.06

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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.