Home / 6,441,863.72-9,662,542.67-2,182,031.80

Finding the Fourth Proportional to 6,441,863.72, 9,662,542.67 and 2,182,031.80

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Solution

The fourth proportional to 6,441,863.72, 9,662,542.67 and 2,182,031.80 is: 3,272,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,863.72 : 9,662,542.67 = 2,182,031.80 : x
  2. Step 2: Convert to fraction form
    6,441,863.72/9,662,542.67 = 2,182,031.80/x
  3. Step 3: Cross multiply
    6,441,863.72x = 9,662,542.67 × 2,182,031.80
  4. Step 4: Simplify right side
    6,441,863.72x = 21,083,975,356,095.62
  5. Step 5: Solve for x
    x = 21,083,975,356,095.62/6,441,863.72
  6. Step 6: Final answer
    x = 3,272,962.03

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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.