Home / 18,452,817.60-27,679,226.40-5,671,661.55

Finding the Fourth Proportional to 18,452,817.60, 27,679,226.40 and 5,671,661.55

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Solution

The fourth proportional to 18,452,817.60, 27,679,226.40 and 5,671,661.55 is: 8,507,492.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452,817.60 : 27,679,226.40 = 5,671,661.55 : x
  2. Step 2: Convert to fraction form
    18,452,817.60/27,679,226.40 = 5,671,661.55/x
  3. Step 3: Cross multiply
    18,452,817.60x = 27,679,226.40 × 5,671,661.55
  4. Step 4: Simplify right side
    18,452,817.60x = 156,987,204,106,624.91
  5. Step 5: Solve for x
    x = 156,987,204,106,624.91/18,452,817.60
  6. Step 6: Final answer
    x = 8,507,492.33

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Double scale
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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.