Home / 7,585,840.70-11,378,761.05-2,468,752.78

Finding the Fourth Proportional to 7,585,840.70, 11,378,761.05 and 2,468,752.78

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Solution

The fourth proportional to 7,585,840.70, 11,378,761.05 and 2,468,752.78 is: 3,703,129.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585,840.70 : 11,378,761.05 = 2,468,752.78 : x
  2. Step 2: Convert to fraction form
    7,585,840.70/11,378,761.05 = 2,468,752.78/x
  3. Step 3: Cross multiply
    7,585,840.70x = 11,378,761.05 × 2,468,752.78
  4. Step 4: Simplify right side
    7,585,840.70x = 28,091,347,918,249.41
  5. Step 5: Solve for x
    x = 28,091,347,918,249.41/7,585,840.70
  6. Step 6: Final answer
    x = 3,703,129.16

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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.