Home / 7,082,145.60-10,638,964.80-6,814,456.80

Finding the Fourth Proportional to 7,082,145.60, 10,638,964.80 and 6,814,456.80

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Solution

The fourth proportional to 7,082,145.60, 10,638,964.80 and 6,814,456.80 is: 10,236,836.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082,145.60 : 10,638,964.80 = 6,814,456.80 : x
  2. Step 2: Convert to fraction form
    7,082,145.60/10,638,964.80 = 6,814,456.80/x
  3. Step 3: Cross multiply
    7,082,145.60x = 10,638,964.80 × 6,814,456.80
  4. Step 4: Simplify right side
    7,082,145.60x = 72,498,766,026,320.64
  5. Step 5: Solve for x
    x = 72,498,766,026,320.64/7,082,145.60
  6. Step 6: Final answer
    x = 10,236,836.42

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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.