Home / 11,795,891.87-16,269,945.64-7,873,670.45

Finding the Fourth Proportional to 11,795,891.87, 16,269,945.64 and 7,873,670.45

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Solution

The fourth proportional to 11,795,891.87, 16,269,945.64 and 7,873,670.45 is: 10,860,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795,891.87 : 16,269,945.64 = 7,873,670.45 : x
  2. Step 2: Convert to fraction form
    11,795,891.87/16,269,945.64 = 7,873,670.45/x
  3. Step 3: Cross multiply
    11,795,891.87x = 16,269,945.64 × 7,873,670.45
  4. Step 4: Simplify right side
    11,795,891.87x = 128,104,190,229,765.02
  5. Step 5: Solve for x
    x = 128,104,190,229,765.02/11,795,891.87
  6. Step 6: Final answer
    x = 10,860,068.20

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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.