Home / 22,507,983.92-31,061,035.32-13,213,734.32

Finding the Fourth Proportional to 22,507,983.92, 31,061,035.32 and 13,213,734.32

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Solution

The fourth proportional to 22,507,983.92, 31,061,035.32 and 13,213,734.32 is: 18,234,963.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,507,983.92 : 31,061,035.32 = 13,213,734.32 : x
  2. Step 2: Convert to fraction form
    22,507,983.92/31,061,035.32 = 13,213,734.32/x
  3. Step 3: Cross multiply
    22,507,983.92x = 31,061,035.32 × 13,213,734.32
  4. Step 4: Simplify right side
    22,507,983.92x = 410,432,268,422,616.19
  5. Step 5: Solve for x
    x = 410,432,268,422,616.19/22,507,983.92
  6. Step 6: Final answer
    x = 18,234,963.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.