Home / 8,967,680.40-13,451,520.60-7,393,040.40

Finding the Fourth Proportional to 8,967,680.40, 13,451,520.60 and 7,393,040.40

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Solution

The fourth proportional to 8,967,680.40, 13,451,520.60 and 7,393,040.40 is: 11,089,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967,680.40 : 13,451,520.60 = 7,393,040.40 : x
  2. Step 2: Convert to fraction form
    8,967,680.40/13,451,520.60 = 7,393,040.40/x
  3. Step 3: Cross multiply
    8,967,680.40x = 13,451,520.60 × 7,393,040.40
  4. Step 4: Simplify right side
    8,967,680.40x = 99,447,635,237,232.25
  5. Step 5: Solve for x
    x = 99,447,635,237,232.25/8,967,680.40
  6. Step 6: Final answer
    x = 11,089,560.60

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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.