Home / 29,078,538.10-40,135,220.89-18,073,599.19

Finding the Fourth Proportional to 29,078,538.10, 40,135,220.89 and 18,073,599.19

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Solution

The fourth proportional to 29,078,538.10, 40,135,220.89 and 18,073,599.19 is: 24,945,817.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,078,538.10 : 40,135,220.89 = 18,073,599.19 : x
  2. Step 2: Convert to fraction form
    29,078,538.10/40,135,220.89 = 18,073,599.19/x
  3. Step 3: Cross multiply
    29,078,538.10x = 40,135,220.89 × 18,073,599.19
  4. Step 4: Simplify right side
    29,078,538.10x = 725,387,895,622,453.12
  5. Step 5: Solve for x
    x = 725,387,895,622,453.12/29,078,538.10
  6. Step 6: Final answer
    x = 24,945,817.19

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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.