Home / 17,388,520.40-26,082,780.60-4,610,997.20

Finding the Fourth Proportional to 17,388,520.40, 26,082,780.60 and 4,610,997.20

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Solution

The fourth proportional to 17,388,520.40, 26,082,780.60 and 4,610,997.20 is: 6,916,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388,520.40 : 26,082,780.60 = 4,610,997.20 : x
  2. Step 2: Convert to fraction form
    17,388,520.40/26,082,780.60 = 4,610,997.20/x
  3. Step 3: Cross multiply
    17,388,520.40x = 26,082,780.60 × 4,610,997.20
  4. Step 4: Simplify right side
    17,388,520.40x = 120,267,628,314,814.33
  5. Step 5: Solve for x
    x = 120,267,628,314,814.33/17,388,520.40
  6. Step 6: Final answer
    x = 6,916,495.80

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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.