Home / 5,809,042.10-8,721,857.55-3,289,618.10

Finding the Fourth Proportional to 5,809,042.10, 8,721,857.55 and 3,289,618.10

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Solution

The fourth proportional to 5,809,042.10, 8,721,857.55 and 3,289,618.10 is: 4,939,124.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809,042.10 : 8,721,857.55 = 3,289,618.10 : x
  2. Step 2: Convert to fraction form
    5,809,042.10/8,721,857.55 = 3,289,618.10/x
  3. Step 3: Cross multiply
    5,809,042.10x = 8,721,857.55 × 3,289,618.10
  4. Step 4: Simplify right side
    5,809,042.10x = 28,691,580,462,101.66
  5. Step 5: Solve for x
    x = 28,691,580,462,101.66/5,809,042.10
  6. Step 6: Final answer
    x = 4,939,124.21

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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.