Home / 6,382,031.96-8,816,808.22-4,182,122.72

Finding the Fourth Proportional to 6,382,031.96, 8,816,808.22 and 4,182,122.72

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Solution

The fourth proportional to 6,382,031.96, 8,816,808.22 and 4,182,122.72 is: 5,777,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382,031.96 : 8,816,808.22 = 4,182,122.72 : x
  2. Step 2: Convert to fraction form
    6,382,031.96/8,816,808.22 = 4,182,122.72/x
  3. Step 3: Cross multiply
    6,382,031.96x = 8,816,808.22 × 4,182,122.72
  4. Step 4: Simplify right side
    6,382,031.96x = 36,872,973,974,744.77
  5. Step 5: Solve for x
    x = 36,872,973,974,744.77/6,382,031.96
  6. Step 6: Final answer
    x = 5,777,622.90

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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.