Home / 7,982,803.61-11,981,775.72-4,940,968.19

Finding the Fourth Proportional to 7,982,803.61, 11,981,775.72 and 4,940,968.19

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Solution

The fourth proportional to 7,982,803.61, 11,981,775.72 and 4,940,968.19 is: 7,416,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982,803.61 : 11,981,775.72 = 4,940,968.19 : x
  2. Step 2: Convert to fraction form
    7,982,803.61/11,981,775.72 = 4,940,968.19/x
  3. Step 3: Cross multiply
    7,982,803.61x = 11,981,775.72 × 4,940,968.19
  4. Step 4: Simplify right side
    7,982,803.61x = 59,201,572,690,458.64
  5. Step 5: Solve for x
    x = 59,201,572,690,458.64/7,982,803.61
  6. Step 6: Final answer
    x = 7,416,137.93

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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.