Home / 7,630,812.30-11,446,218.45-6,603,359.70

Finding the Fourth Proportional to 7,630,812.30, 11,446,218.45 and 6,603,359.70

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Solution

The fourth proportional to 7,630,812.30, 11,446,218.45 and 6,603,359.70 is: 9,905,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630,812.30 : 11,446,218.45 = 6,603,359.70 : x
  2. Step 2: Convert to fraction form
    7,630,812.30/11,446,218.45 = 6,603,359.70/x
  3. Step 3: Cross multiply
    7,630,812.30x = 11,446,218.45 × 6,603,359.70
  4. Step 4: Simplify right side
    7,630,812.30x = 75,583,497,630,126.47
  5. Step 5: Solve for x
    x = 75,583,497,630,126.47/7,630,812.30
  6. Step 6: Final answer
    x = 9,905,039.55

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Double scale
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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.