Home / 16,136,806-22,290,600.20-12,896,333.04

Finding the Fourth Proportional to 16,136,806, 22,290,600.20 and 12,896,333.04

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Solution

The fourth proportional to 16,136,806, 22,290,600.20 and 12,896,333.04 is: 17,814,368.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,136,806 : 22,290,600.20 = 12,896,333.04 : x
  2. Step 2: Convert to fraction form
    16,136,806/22,290,600.20 = 12,896,333.04/x
  3. Step 3: Cross multiply
    16,136,806x = 22,290,600.20 × 12,896,333.04
  4. Step 4: Simplify right side
    16,136,806x = 287,467,003,840,690.56
  5. Step 5: Solve for x
    x = 287,467,003,840,690.56/16,136,806
  6. Step 6: Final answer
    x = 17,814,368.21

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1.5x scale

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.