Home / 22,646,826.54-31,253,505.36-12,858,181.47

Finding the Fourth Proportional to 22,646,826.54, 31,253,505.36 and 12,858,181.47

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Solution

The fourth proportional to 22,646,826.54, 31,253,505.36 and 12,858,181.47 is: 17,744,792.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,646,826.54 : 31,253,505.36 = 12,858,181.47 : x
  2. Step 2: Convert to fraction form
    22,646,826.54/31,253,505.36 = 12,858,181.47/x
  3. Step 3: Cross multiply
    22,646,826.54x = 31,253,505.36 × 12,858,181.47
  4. Step 4: Simplify right side
    22,646,826.54x = 401,863,243,492,497.69
  5. Step 5: Solve for x
    x = 401,863,243,492,497.69/22,646,826.54
  6. Step 6: Final answer
    x = 17,744,792.75

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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.