Home / 18,522,052.80-27,783,079.20-17,482,790.40

Finding the Fourth Proportional to 18,522,052.80, 27,783,079.20 and 17,482,790.40

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Solution

The fourth proportional to 18,522,052.80, 27,783,079.20 and 17,482,790.40 is: 26,224,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522,052.80 : 27,783,079.20 = 17,482,790.40 : x
  2. Step 2: Convert to fraction form
    18,522,052.80/27,783,079.20 = 17,482,790.40/x
  3. Step 3: Cross multiply
    18,522,052.80x = 27,783,079.20 × 17,482,790.40
  4. Step 4: Simplify right side
    18,522,052.80x = 485,725,750,320,199.62
  5. Step 5: Solve for x
    x = 485,725,750,320,199.62/18,522,052.80
  6. Step 6: Final answer
    x = 26,224,185.60

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1.5x scale

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.