Home / 11,861,490.30-17,792,235.45-7,074,584.70

Finding the Fourth Proportional to 11,861,490.30, 17,792,235.45 and 7,074,584.70

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Solution

The fourth proportional to 11,861,490.30, 17,792,235.45 and 7,074,584.70 is: 10,611,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861,490.30 : 17,792,235.45 = 7,074,584.70 : x
  2. Step 2: Convert to fraction form
    11,861,490.30/17,792,235.45 = 7,074,584.70/x
  3. Step 3: Cross multiply
    11,861,490.30x = 17,792,235.45 × 7,074,584.70
  4. Step 4: Simplify right side
    11,861,490.30x = 125,872,676,693,367.61
  5. Step 5: Solve for x
    x = 125,872,676,693,367.61/11,861,490.30
  6. Step 6: Final answer
    x = 10,611,877.05

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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.