Home / 5,179,205.70-7,768,808.55-4,382,044.20

Finding the Fourth Proportional to 5,179,205.70, 7,768,808.55 and 4,382,044.20

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Solution

The fourth proportional to 5,179,205.70, 7,768,808.55 and 4,382,044.20 is: 6,573,066.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,205.70 : 7,768,808.55 = 4,382,044.20 : x
  2. Step 2: Convert to fraction form
    5,179,205.70/7,768,808.55 = 4,382,044.20/x
  3. Step 3: Cross multiply
    5,179,205.70x = 7,768,808.55 × 4,382,044.20
  4. Step 4: Simplify right side
    5,179,205.70x = 34,043,262,447,437.91
  5. Step 5: Solve for x
    x = 34,043,262,447,437.91/5,179,205.70
  6. Step 6: Final answer
    x = 6,573,066.30

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Similar ratio
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1.5x scale

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.