Home / 12,179,427.81-16,807,610.01-6,673,011.51

Finding the Fourth Proportional to 12,179,427.81, 16,807,610.01 and 6,673,011.51

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Solution

The fourth proportional to 12,179,427.81, 16,807,610.01 and 6,673,011.51 is: 9,208,755.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179,427.81 : 16,807,610.01 = 6,673,011.51 : x
  2. Step 2: Convert to fraction form
    12,179,427.81/16,807,610.01 = 6,673,011.51/x
  3. Step 3: Cross multiply
    12,179,427.81x = 16,807,610.01 × 6,673,011.51
  4. Step 4: Simplify right side
    12,179,427.81x = 112,157,375,052,321.22
  5. Step 5: Solve for x
    x = 112,157,375,052,321.22/12,179,427.81
  6. Step 6: Final answer
    x = 9,208,755.68

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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.