Home / 6,879,018.96-9,493,166.89-3,781,672.87

Finding the Fourth Proportional to 6,879,018.96, 9,493,166.89 and 3,781,672.87

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Solution

The fourth proportional to 6,879,018.96, 9,493,166.89 and 3,781,672.87 is: 5,218,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879,018.96 : 9,493,166.89 = 3,781,672.87 : x
  2. Step 2: Convert to fraction form
    6,879,018.96/9,493,166.89 = 3,781,672.87/x
  3. Step 3: Cross multiply
    6,879,018.96x = 9,493,166.89 × 3,781,672.87
  4. Step 4: Simplify right side
    6,879,018.96x = 35,900,051,678,295.28
  5. Step 5: Solve for x
    x = 35,900,051,678,295.28/6,879,018.96
  6. Step 6: Final answer
    x = 5,218,774.93

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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.