Home / 7,630,343.80-10,530,789.90-4,576,238.20

Finding the Fourth Proportional to 7,630,343.80, 10,530,789.90 and 4,576,238.20

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Solution

The fourth proportional to 7,630,343.80, 10,530,789.90 and 4,576,238.20 is: 6,315,757.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630,343.80 : 10,530,789.90 = 4,576,238.20 : x
  2. Step 2: Convert to fraction form
    7,630,343.80/10,530,789.90 = 4,576,238.20/x
  3. Step 3: Cross multiply
    7,630,343.80x = 10,530,789.90 × 4,576,238.20
  4. Step 4: Simplify right side
    7,630,343.80x = 48,191,403,016,554.19
  5. Step 5: Solve for x
    x = 48,191,403,016,554.19/7,630,343.80
  6. Step 6: Final answer
    x = 6,315,757.75

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Double scale
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1.5x scale

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.