Home / 8,064,245.60-12,096,368.40-7,877,621.60

Finding the Fourth Proportional to 8,064,245.60, 12,096,368.40 and 7,877,621.60

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Solution

The fourth proportional to 8,064,245.60, 12,096,368.40 and 7,877,621.60 is: 11,816,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,245.60 : 12,096,368.40 = 7,877,621.60 : x
  2. Step 2: Convert to fraction form
    8,064,245.60/12,096,368.40 = 7,877,621.60/x
  3. Step 3: Cross multiply
    8,064,245.60x = 12,096,368.40 × 7,877,621.60
  4. Step 4: Simplify right side
    8,064,245.60x = 95,290,612,989,397.44
  5. Step 5: Solve for x
    x = 95,290,612,989,397.44/8,064,245.60
  6. Step 6: Final answer
    x = 11,816,432.40

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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.