Home / 30,192,773.70-45,289,160.55-9,998,015.70

Finding the Fourth Proportional to 30,192,773.70, 45,289,160.55 and 9,998,015.70

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Solution

The fourth proportional to 30,192,773.70, 45,289,160.55 and 9,998,015.70 is: 14,997,023.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192,773.70 : 45,289,160.55 = 9,998,015.70 : x
  2. Step 2: Convert to fraction form
    30,192,773.70/45,289,160.55 = 9,998,015.70/x
  3. Step 3: Cross multiply
    30,192,773.70x = 45,289,160.55 × 9,998,015.70
  4. Step 4: Simplify right side
    30,192,773.70x = 452,801,738,218,720.56
  5. Step 5: Solve for x
    x = 452,801,738,218,720.56/30,192,773.70
  6. Step 6: Final answer
    x = 14,997,023.55

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Similar ratio
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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.