Home / 4,954,503.20-7,438,666.80-3,168,442.40

Finding the Fourth Proportional to 4,954,503.20, 7,438,666.80 and 3,168,442.40

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Solution

The fourth proportional to 4,954,503.20, 7,438,666.80 and 3,168,442.40 is: 4,757,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954,503.20 : 7,438,666.80 = 3,168,442.40 : x
  2. Step 2: Convert to fraction form
    4,954,503.20/7,438,666.80 = 3,168,442.40/x
  3. Step 3: Cross multiply
    4,954,503.20x = 7,438,666.80 × 3,168,442.40
  4. Step 4: Simplify right side
    4,954,503.20x = 23,568,987,288,592.32
  5. Step 5: Solve for x
    x = 23,568,987,288,592.32/4,954,503.20
  6. Step 6: Final answer
    x = 4,757,083.88

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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.