Home / 4,680,342.40-7,012,640.40-4,003,247.20

Finding the Fourth Proportional to 4,680,342.40, 7,012,640.40 and 4,003,247.20

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Solution

The fourth proportional to 4,680,342.40, 7,012,640.40 and 4,003,247.20 is: 5,998,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,342.40 : 7,012,640.40 = 4,003,247.20 : x
  2. Step 2: Convert to fraction form
    4,680,342.40/7,012,640.40 = 4,003,247.20/x
  3. Step 3: Cross multiply
    4,680,342.40x = 7,012,640.40 × 4,003,247.20
  4. Step 4: Simplify right side
    4,680,342.40x = 28,073,333,045,906.88
  5. Step 5: Solve for x
    x = 28,073,333,045,906.88/4,680,342.40
  6. Step 6: Final answer
    x = 5,998,136.60

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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.