Home / 4,680,861.40-7,013,418.90-4,003,766.20

Finding the Fourth Proportional to 4,680,861.40, 7,013,418.90 and 4,003,766.20

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Solution

The fourth proportional to 4,680,861.40, 7,013,418.90 and 4,003,766.20 is: 5,998,914.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,861.40 : 7,013,418.90 = 4,003,766.20 : x
  2. Step 2: Convert to fraction form
    4,680,861.40/7,013,418.90 = 4,003,766.20/x
  3. Step 3: Cross multiply
    4,680,861.40x = 7,013,418.90 × 4,003,766.20
  4. Step 4: Simplify right side
    4,680,861.40x = 28,080,089,538,261.18
  5. Step 5: Solve for x
    x = 28,080,089,538,261.18/4,680,861.40
  6. Step 6: Final answer
    x = 5,998,914.97

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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.