Home / 18,373,213.60-27,559,820.40-5,593,616.80

Finding the Fourth Proportional to 18,373,213.60, 27,559,820.40 and 5,593,616.80

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Solution

The fourth proportional to 18,373,213.60, 27,559,820.40 and 5,593,616.80 is: 8,390,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373,213.60 : 27,559,820.40 = 5,593,616.80 : x
  2. Step 2: Convert to fraction form
    18,373,213.60/27,559,820.40 = 5,593,616.80/x
  3. Step 3: Cross multiply
    18,373,213.60x = 27,559,820.40 × 5,593,616.80
  4. Step 4: Simplify right side
    18,373,213.60x = 154,159,074,394,422.72
  5. Step 5: Solve for x
    x = 154,159,074,394,422.72/18,373,213.60
  6. Step 6: Final answer
    x = 8,390,425.20

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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.