Home / 7,194,761.42-9,929,336.67-4,097,415.78

Finding the Fourth Proportional to 7,194,761.42, 9,929,336.67 and 4,097,415.78

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Solution

The fourth proportional to 7,194,761.42, 9,929,336.67 and 4,097,415.78 is: 5,654,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194,761.42 : 9,929,336.67 = 4,097,415.78 : x
  2. Step 2: Convert to fraction form
    7,194,761.42/9,929,336.67 = 4,097,415.78/x
  3. Step 3: Cross multiply
    7,194,761.42x = 9,929,336.67 × 4,097,415.78
  4. Step 4: Simplify right side
    7,194,761.42x = 40,684,620,756,590.65
  5. Step 5: Solve for x
    x = 40,684,620,756,590.65/7,194,761.42
  6. Step 6: Final answer
    x = 5,654,756.07

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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.