Home / 12,590,273.36-18,875,165.16-3,949,932.08

Finding the Fourth Proportional to 12,590,273.36, 18,875,165.16 and 3,949,932.08

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Solution

The fourth proportional to 12,590,273.36, 18,875,165.16 and 3,949,932.08 is: 5,921,684.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,590,273.36 : 18,875,165.16 = 3,949,932.08 : x
  2. Step 2: Convert to fraction form
    12,590,273.36/18,875,165.16 = 3,949,932.08/x
  3. Step 3: Cross multiply
    12,590,273.36x = 18,875,165.16 × 3,949,932.08
  4. Step 4: Simplify right side
    12,590,273.36x = 74,555,620,380,782.33
  5. Step 5: Solve for x
    x = 74,555,620,380,782.33/12,590,273.36
  6. Step 6: Final answer
    x = 5,921,684.01

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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.