Home / 30,405,958.53-45,616,712.10-8,840,560.12

Finding the Fourth Proportional to 30,405,958.53, 45,616,712.10 and 8,840,560.12

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Solution

The fourth proportional to 30,405,958.53, 45,616,712.10 and 8,840,560.12 is: 13,263,100.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,405,958.53 : 45,616,712.10 = 8,840,560.12 : x
  2. Step 2: Convert to fraction form
    30,405,958.53/45,616,712.10 = 8,840,560.12/x
  3. Step 3: Cross multiply
    30,405,958.53x = 45,616,712.10 × 8,840,560.12
  4. Step 4: Simplify right side
    30,405,958.53x = 403,277,285,796,781.44
  5. Step 5: Solve for x
    x = 403,277,285,796,781.44/30,405,958.53
  6. Step 6: Final answer
    x = 13,263,100.57

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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.