Home / 7,228,385.44-9,975,465.84-4,327,198.72

Finding the Fourth Proportional to 7,228,385.44, 9,975,465.84 and 4,327,198.72

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Solution

The fourth proportional to 7,228,385.44, 9,975,465.84 and 4,327,198.72 is: 5,971,710.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228,385.44 : 9,975,465.84 = 4,327,198.72 : x
  2. Step 2: Convert to fraction form
    7,228,385.44/9,975,465.84 = 4,327,198.72/x
  3. Step 3: Cross multiply
    7,228,385.44x = 9,975,465.84 × 4,327,198.72
  4. Step 4: Simplify right side
    7,228,385.44x = 43,165,823,014,251.72
  5. Step 5: Solve for x
    x = 43,165,823,014,251.72/7,228,385.44
  6. Step 6: Final answer
    x = 5,971,710.19

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1.5x scale

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.