Home / 4,942,645.04-7,415,085.48-2,668,120.64

Finding the Fourth Proportional to 4,942,645.04, 7,415,085.48 and 2,668,120.64

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Solution

The fourth proportional to 4,942,645.04, 7,415,085.48 and 2,668,120.64 is: 4,002,784.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942,645.04 : 7,415,085.48 = 2,668,120.64 : x
  2. Step 2: Convert to fraction form
    4,942,645.04/7,415,085.48 = 2,668,120.64/x
  3. Step 3: Cross multiply
    4,942,645.04x = 7,415,085.48 × 2,668,120.64
  4. Step 4: Simplify right side
    4,942,645.04x = 19,784,342,616,552.31
  5. Step 5: Solve for x
    x = 19,784,342,616,552.31/4,942,645.04
  6. Step 6: Final answer
    x = 4,002,784.43

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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.