Home / 7,649,285.44-11,469,728.40-5,253,733.12

Finding the Fourth Proportional to 7,649,285.44, 11,469,728.40 and 5,253,733.12

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Solution

The fourth proportional to 7,649,285.44, 11,469,728.40 and 5,253,733.12 is: 7,877,715.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649,285.44 : 11,469,728.40 = 5,253,733.12 : x
  2. Step 2: Convert to fraction form
    7,649,285.44/11,469,728.40 = 5,253,733.12/x
  3. Step 3: Cross multiply
    7,649,285.44x = 11,469,728.40 × 5,253,733.12
  4. Step 4: Simplify right side
    7,649,285.44x = 60,258,891,972,484.61
  5. Step 5: Solve for x
    x = 60,258,891,972,484.61/7,649,285.44
  6. Step 6: Final answer
    x = 7,877,715.17

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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.