Home / 15,418,917.84-23,128,428.78-3,904,379.58

Finding the Fourth Proportional to 15,418,917.84, 23,128,428.78 and 3,904,379.58

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Solution

The fourth proportional to 15,418,917.84, 23,128,428.78 and 3,904,379.58 is: 5,856,582.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,418,917.84 : 23,128,428.78 = 3,904,379.58 : x
  2. Step 2: Convert to fraction form
    15,418,917.84/23,128,428.78 = 3,904,379.58/x
  3. Step 3: Cross multiply
    15,418,917.84x = 23,128,428.78 × 3,904,379.58
  4. Step 4: Simplify right side
    15,418,917.84x = 90,302,165,046,116.31
  5. Step 5: Solve for x
    x = 90,302,165,046,116.31/15,418,917.84
  6. Step 6: Final answer
    x = 5,856,582.54

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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.