Home / 11,284,902.57-15,577,932.42-7,618,784.61

Finding the Fourth Proportional to 11,284,902.57, 15,577,932.42 and 7,618,784.61

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Solution

The fourth proportional to 11,284,902.57, 15,577,932.42 and 7,618,784.61 is: 10,517,141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,902.57 : 15,577,932.42 = 7,618,784.61 : x
  2. Step 2: Convert to fraction form
    11,284,902.57/15,577,932.42 = 7,618,784.61/x
  3. Step 3: Cross multiply
    11,284,902.57x = 15,577,932.42 × 7,618,784.61
  4. Step 4: Simplify right side
    11,284,902.57x = 118,684,911,777,116.06
  5. Step 5: Solve for x
    x = 118,684,911,777,116.06/11,284,902.57
  6. Step 6: Final answer
    x = 10,517,141.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.