Home / 11,991,649.77-16,548,270.30-6,764,669.28

Finding the Fourth Proportional to 11,991,649.77, 16,548,270.30 and 6,764,669.28

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Solution

The fourth proportional to 11,991,649.77, 16,548,270.30 and 6,764,669.28 is: 9,335,127.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,991,649.77 : 16,548,270.30 = 6,764,669.28 : x
  2. Step 2: Convert to fraction form
    11,991,649.77/16,548,270.30 = 6,764,669.28/x
  3. Step 3: Cross multiply
    11,991,649.77x = 16,548,270.30 × 6,764,669.28
  4. Step 4: Simplify right side
    11,991,649.77x = 111,943,575,735,546.39
  5. Step 5: Solve for x
    x = 111,943,575,735,546.39/11,991,649.77
  6. Step 6: Final answer
    x = 9,335,127.18

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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.