Home / 9,234,025.60-13,851,038.40-8,478,198.40

Finding the Fourth Proportional to 9,234,025.60, 13,851,038.40 and 8,478,198.40

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Solution

The fourth proportional to 9,234,025.60, 13,851,038.40 and 8,478,198.40 is: 12,717,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234,025.60 : 13,851,038.40 = 8,478,198.40 : x
  2. Step 2: Convert to fraction form
    9,234,025.60/13,851,038.40 = 8,478,198.40/x
  3. Step 3: Cross multiply
    9,234,025.60x = 13,851,038.40 × 8,478,198.40
  4. Step 4: Simplify right side
    9,234,025.60x = 117,431,851,601,218.56
  5. Step 5: Solve for x
    x = 117,431,851,601,218.56/9,234,025.60
  6. Step 6: Final answer
    x = 12,717,297.60

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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.