Home / 12,393,002.40-18,589,503.60-12,183,050.40

Finding the Fourth Proportional to 12,393,002.40, 18,589,503.60 and 12,183,050.40

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Solution

The fourth proportional to 12,393,002.40, 18,589,503.60 and 12,183,050.40 is: 18,274,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,002.40 : 18,589,503.60 = 12,183,050.40 : x
  2. Step 2: Convert to fraction form
    12,393,002.40/18,589,503.60 = 12,183,050.40/x
  3. Step 3: Cross multiply
    12,393,002.40x = 18,589,503.60 × 12,183,050.40
  4. Step 4: Simplify right side
    12,393,002.40x = 226,476,859,269,781.47
  5. Step 5: Solve for x
    x = 226,476,859,269,781.47/12,393,002.40
  6. Step 6: Final answer
    x = 18,274,575.60

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Double scale
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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.