Home / 10,361,112.20-15,555,665.10-6,581,976.20

Finding the Fourth Proportional to 10,361,112.20, 15,555,665.10 and 6,581,976.20

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Solution

The fourth proportional to 10,361,112.20, 15,555,665.10 and 6,581,976.20 is: 9,881,855.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,112.20 : 15,555,665.10 = 6,581,976.20 : x
  2. Step 2: Convert to fraction form
    10,361,112.20/15,555,665.10 = 6,581,976.20/x
  3. Step 3: Cross multiply
    10,361,112.20x = 15,555,665.10 × 6,581,976.20
  4. Step 4: Simplify right side
    10,361,112.20x = 102,387,017,463,370.62
  5. Step 5: Solve for x
    x = 102,387,017,463,370.62/10,361,112.20
  6. Step 6: Final answer
    x = 9,881,855.87

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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.