Home / 29,531,495.31-40,747,377.69-16,970,120.61

Finding the Fourth Proportional to 29,531,495.31, 40,747,377.69 and 16,970,120.61

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Solution

The fourth proportional to 29,531,495.31, 40,747,377.69 and 16,970,120.61 is: 23,415,269.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,531,495.31 : 40,747,377.69 = 16,970,120.61 : x
  2. Step 2: Convert to fraction form
    29,531,495.31/40,747,377.69 = 16,970,120.61/x
  3. Step 3: Cross multiply
    29,531,495.31x = 40,747,377.69 × 16,970,120.61
  4. Step 4: Simplify right side
    29,531,495.31x = 691,487,913,940,523.12
  5. Step 5: Solve for x
    x = 691,487,913,940,523.12/29,531,495.31
  6. Step 6: Final answer
    x = 23,415,269.25

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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.