Home / 7,728,657.40-11,592,986.10-2,049,455.80

Finding the Fourth Proportional to 7,728,657.40, 11,592,986.10 and 2,049,455.80

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Solution

The fourth proportional to 7,728,657.40, 11,592,986.10 and 2,049,455.80 is: 3,074,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728,657.40 : 11,592,986.10 = 2,049,455.80 : x
  2. Step 2: Convert to fraction form
    7,728,657.40/11,592,986.10 = 2,049,455.80/x
  3. Step 3: Cross multiply
    7,728,657.40x = 11,592,986.10 × 2,049,455.80
  4. Step 4: Simplify right side
    7,728,657.40x = 23,759,312,601,964.38
  5. Step 5: Solve for x
    x = 23,759,312,601,964.38/7,728,657.40
  6. Step 6: Final answer
    x = 3,074,183.70

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Similar ratio
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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.