Home / 7,194,961.62-9,928,090.89-4,620,130.38

Finding the Fourth Proportional to 7,194,961.62, 9,928,090.89 and 4,620,130.38

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Solution

The fourth proportional to 7,194,961.62, 9,928,090.89 and 4,620,130.38 is: 6,375,165.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194,961.62 : 9,928,090.89 = 4,620,130.38 : x
  2. Step 2: Convert to fraction form
    7,194,961.62/9,928,090.89 = 4,620,130.38/x
  3. Step 3: Cross multiply
    7,194,961.62x = 9,928,090.89 × 4,620,130.38
  4. Step 4: Simplify right side
    7,194,961.62x = 45,869,074,336,290.24
  5. Step 5: Solve for x
    x = 45,869,074,336,290.24/7,194,961.62
  6. Step 6: Final answer
    x = 6,375,165.95

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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.