Home / 6,645,737.76-9,174,179.76-3,892,042.56

Finding the Fourth Proportional to 6,645,737.76, 9,174,179.76 and 3,892,042.56

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Solution

The fourth proportional to 6,645,737.76, 9,174,179.76 and 3,892,042.56 is: 5,372,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,737.76 : 9,174,179.76 = 3,892,042.56 : x
  2. Step 2: Convert to fraction form
    6,645,737.76/9,174,179.76 = 3,892,042.56/x
  3. Step 3: Cross multiply
    6,645,737.76x = 9,174,179.76 × 3,892,042.56
  4. Step 4: Simplify right side
    6,645,737.76x = 35,706,298,079,010.59
  5. Step 5: Solve for x
    x = 35,706,298,079,010.59/6,645,737.76
  6. Step 6: Final answer
    x = 5,372,811.77

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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.