Home / 7,679,238.48-11,514,401.30-3,635,692.16

Finding the Fourth Proportional to 7,679,238.48, 11,514,401.30 and 3,635,692.16

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Solution

The fourth proportional to 7,679,238.48, 11,514,401.30 and 3,635,692.16 is: 5,451,428.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679,238.48 : 11,514,401.30 = 3,635,692.16 : x
  2. Step 2: Convert to fraction form
    7,679,238.48/11,514,401.30 = 3,635,692.16/x
  3. Step 3: Cross multiply
    7,679,238.48x = 11,514,401.30 × 3,635,692.16
  4. Step 4: Simplify right side
    7,679,238.48x = 41,862,818,485,021.03
  5. Step 5: Solve for x
    x = 41,862,818,485,021.03/7,679,238.48
  6. Step 6: Final answer
    x = 5,451,428.37

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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.