Home / 7,934,977.40-11,902,466.10-4,149,620.60

Finding the Fourth Proportional to 7,934,977.40, 11,902,466.10 and 4,149,620.60

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Solution

The fourth proportional to 7,934,977.40, 11,902,466.10 and 4,149,620.60 is: 6,224,430.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934,977.40 : 11,902,466.10 = 4,149,620.60 : x
  2. Step 2: Convert to fraction form
    7,934,977.40/11,902,466.10 = 4,149,620.60/x
  3. Step 3: Cross multiply
    7,934,977.40x = 11,902,466.10 × 4,149,620.60
  4. Step 4: Simplify right side
    7,934,977.40x = 49,390,718,519,361.66
  5. Step 5: Solve for x
    x = 49,390,718,519,361.66/7,934,977.40
  6. Step 6: Final answer
    x = 6,224,430.90

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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.