Home / 8,521,102-12,781,915.44-3,726,323.20

Finding the Fourth Proportional to 8,521,102, 12,781,915.44 and 3,726,323.20

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Solution

The fourth proportional to 8,521,102, 12,781,915.44 and 3,726,323.20 is: 5,589,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,102 : 12,781,915.44 = 3,726,323.20 : x
  2. Step 2: Convert to fraction form
    8,521,102/12,781,915.44 = 3,726,323.20/x
  3. Step 3: Cross multiply
    8,521,102x = 12,781,915.44 × 3,726,323.20
  4. Step 4: Simplify right side
    8,521,102x = 47,629,548,044,510.21
  5. Step 5: Solve for x
    x = 47,629,548,044,510.21/8,521,102
  6. Step 6: Final answer
    x = 5,589,599.57

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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.