Home / 28,395,611.04-39,204,861.66-16,796,900.28

Finding the Fourth Proportional to 28,395,611.04, 39,204,861.66 and 16,796,900.28

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Solution

The fourth proportional to 28,395,611.04, 39,204,861.66 and 16,796,900.28 is: 23,190,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,395,611.04 : 39,204,861.66 = 16,796,900.28 : x
  2. Step 2: Convert to fraction form
    28,395,611.04/39,204,861.66 = 16,796,900.28/x
  3. Step 3: Cross multiply
    28,395,611.04x = 39,204,861.66 × 16,796,900.28
  4. Step 4: Simplify right side
    28,395,611.04x = 658,520,151,794,215.25
  5. Step 5: Solve for x
    x = 658,520,151,794,215.25/28,395,611.04
  6. Step 6: Final answer
    x = 23,190,913.23

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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.