Home / 11,327,741.20-16,963,618.20-7,520,611.60

Finding the Fourth Proportional to 11,327,741.20, 16,963,618.20 and 7,520,611.60

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Solution

The fourth proportional to 11,327,741.20, 16,963,618.20 and 7,520,611.60 is: 11,262,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327,741.20 : 16,963,618.20 = 7,520,611.60 : x
  2. Step 2: Convert to fraction form
    11,327,741.20/16,963,618.20 = 7,520,611.60/x
  3. Step 3: Cross multiply
    11,327,741.20x = 16,963,618.20 × 7,520,611.60
  4. Step 4: Simplify right side
    11,327,741.20x = 127,576,783,812,891.11
  5. Step 5: Solve for x
    x = 127,576,783,812,891.11/11,327,741.20
  6. Step 6: Final answer
    x = 11,262,332.14

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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.