Home / 12,399,107.86-18,598,721.19-3,763,283.32

Finding the Fourth Proportional to 12,399,107.86, 18,598,721.19 and 3,763,283.32

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Solution

The fourth proportional to 12,399,107.86, 18,598,721.19 and 3,763,283.32 is: 5,644,943.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,399,107.86 : 18,598,721.19 = 3,763,283.32 : x
  2. Step 2: Convert to fraction form
    12,399,107.86/18,598,721.19 = 3,763,283.32/x
  3. Step 3: Cross multiply
    12,399,107.86x = 18,598,721.19 × 3,763,283.32
  4. Step 4: Simplify right side
    12,399,107.86x = 69,992,257,227,657.55
  5. Step 5: Solve for x
    x = 69,992,257,227,657.55/12,399,107.86
  6. Step 6: Final answer
    x = 5,644,943.01

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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.