Home / 12,190,252.78-16,821,905.89-6,962,233.14

Finding the Fourth Proportional to 12,190,252.78, 16,821,905.89 and 6,962,233.14

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Solution

The fourth proportional to 12,190,252.78, 16,821,905.89 and 6,962,233.14 is: 9,607,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,190,252.78 : 16,821,905.89 = 6,962,233.14 : x
  2. Step 2: Convert to fraction form
    12,190,252.78/16,821,905.89 = 6,962,233.14/x
  3. Step 3: Cross multiply
    12,190,252.78x = 16,821,905.89 × 6,962,233.14
  4. Step 4: Simplify right side
    12,190,252.78x = 117,118,030,665,319.19
  5. Step 5: Solve for x
    x = 117,118,030,665,319.19/12,190,252.78
  6. Step 6: Final answer
    x = 9,607,514.53

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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.