Home / 4,269,620.20-6,404,430.30-3,923,199.40

Finding the Fourth Proportional to 4,269,620.20, 6,404,430.30 and 3,923,199.40

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Solution

The fourth proportional to 4,269,620.20, 6,404,430.30 and 3,923,199.40 is: 5,884,799.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269,620.20 : 6,404,430.30 = 3,923,199.40 : x
  2. Step 2: Convert to fraction form
    4,269,620.20/6,404,430.30 = 3,923,199.40/x
  3. Step 3: Cross multiply
    4,269,620.20x = 6,404,430.30 × 3,923,199.40
  4. Step 4: Simplify right side
    4,269,620.20x = 25,125,857,110,301.82
  5. Step 5: Solve for x
    x = 25,125,857,110,301.82/4,269,620.20
  6. Step 6: Final answer
    x = 5,884,799.10

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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.