Home / 8,289,789.25-12,420,936.96-5,041,501.74

Finding the Fourth Proportional to 8,289,789.25, 12,420,936.96 and 5,041,501.74

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Solution

The fourth proportional to 8,289,789.25, 12,420,936.96 and 5,041,501.74 is: 7,553,892.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289,789.25 : 12,420,936.96 = 5,041,501.74 : x
  2. Step 2: Convert to fraction form
    8,289,789.25/12,420,936.96 = 5,041,501.74/x
  3. Step 3: Cross multiply
    8,289,789.25x = 12,420,936.96 × 5,041,501.74
  4. Step 4: Simplify right side
    8,289,789.25x = 62,620,175,296,270.32
  5. Step 5: Solve for x
    x = 62,620,175,296,270.32/8,289,789.25
  6. Step 6: Final answer
    x = 7,553,892.31

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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.