Home / 12,062,154.78-18,095,473.44-3,975,697.98

Finding the Fourth Proportional to 12,062,154.78, 18,095,473.44 and 3,975,697.98

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Solution

The fourth proportional to 12,062,154.78, 18,095,473.44 and 3,975,697.98 is: 5,964,285.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062,154.78 : 18,095,473.44 = 3,975,697.98 : x
  2. Step 2: Convert to fraction form
    12,062,154.78/18,095,473.44 = 3,975,697.98/x
  3. Step 3: Cross multiply
    12,062,154.78x = 18,095,473.44 × 3,975,697.98
  4. Step 4: Simplify right side
    12,062,154.78x = 71,942,137,202,551.66
  5. Step 5: Solve for x
    x = 71,942,137,202,551.66/12,062,154.78
  6. Step 6: Final answer
    x = 5,964,285.69

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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.