Home / 29,162,126.48-40,244,072.28-16,109,115

Finding the Fourth Proportional to 29,162,126.48, 40,244,072.28 and 16,109,115

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Solution

The fourth proportional to 29,162,126.48, 40,244,072.28 and 16,109,115 is: 22,230,765.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,162,126.48 : 40,244,072.28 = 16,109,115 : x
  2. Step 2: Convert to fraction form
    29,162,126.48/40,244,072.28 = 16,109,115/x
  3. Step 3: Cross multiply
    29,162,126.48x = 40,244,072.28 × 16,109,115
  4. Step 4: Simplify right side
    29,162,126.48x = 648,296,388,426,832.25
  5. Step 5: Solve for x
    x = 648,296,388,426,832.25/29,162,126.48
  6. Step 6: Final answer
    x = 22,230,765.27

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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.