Home / 22,971,255.92-31,698,381.84-13,181,489.57

Finding the Fourth Proportional to 22,971,255.92, 31,698,381.84 and 13,181,489.57

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Solution

The fourth proportional to 22,971,255.92, 31,698,381.84 and 13,181,489.57 is: 18,189,335.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,971,255.92 : 31,698,381.84 = 13,181,489.57 : x
  2. Step 2: Convert to fraction form
    22,971,255.92/31,698,381.84 = 13,181,489.57/x
  3. Step 3: Cross multiply
    22,971,255.92x = 31,698,381.84 × 13,181,489.57
  4. Step 4: Simplify right side
    22,971,255.92x = 417,831,889,609,837.44
  5. Step 5: Solve for x
    x = 417,831,889,609,837.44/22,971,255.92
  6. Step 6: Final answer
    x = 18,189,335.88

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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.