Home / 23,096,839.43-31,873,648.38-12,642,915.38

Finding the Fourth Proportional to 23,096,839.43, 31,873,648.38 and 12,642,915.38

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Solution

The fourth proportional to 23,096,839.43, 31,873,648.38 and 12,642,915.38 is: 17,447,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,096,839.43 : 31,873,648.38 = 12,642,915.38 : x
  2. Step 2: Convert to fraction form
    23,096,839.43/31,873,648.38 = 12,642,915.38/x
  3. Step 3: Cross multiply
    23,096,839.43x = 31,873,648.38 × 12,642,915.38
  4. Step 4: Simplify right side
    23,096,839.43x = 402,975,839,320,214.12
  5. Step 5: Solve for x
    x = 402,975,839,320,214.12/23,096,839.43
  6. Step 6: Final answer
    x = 17,447,228.68

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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.