Home / 29,531,494.81-40,747,377-16,970,120.11

Finding the Fourth Proportional to 29,531,494.81, 40,747,377 and 16,970,120.11

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Solution

The fourth proportional to 29,531,494.81, 40,747,377 and 16,970,120.11 is: 23,415,268.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,531,494.81 : 40,747,377 = 16,970,120.11 : x
  2. Step 2: Convert to fraction form
    29,531,494.81/40,747,377 = 16,970,120.11/x
  3. Step 3: Cross multiply
    29,531,494.81x = 40,747,377 × 16,970,120.11
  4. Step 4: Simplify right side
    29,531,494.81x = 691,487,881,857,451.50
  5. Step 5: Solve for x
    x = 691,487,881,857,451.50/29,531,494.81
  6. Step 6: Final answer
    x = 23,415,268.56

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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.