Home / 12,161,208.31-16,781,729.01-6,933,485.51

Finding the Fourth Proportional to 12,161,208.31, 16,781,729.01 and 6,933,485.51

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Solution

The fourth proportional to 12,161,208.31, 16,781,729.01 and 6,933,485.51 is: 9,567,788.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,161,208.31 : 16,781,729.01 = 6,933,485.51 : x
  2. Step 2: Convert to fraction form
    12,161,208.31/16,781,729.01 = 6,933,485.51/x
  3. Step 3: Cross multiply
    12,161,208.31x = 16,781,729.01 × 6,933,485.51
  4. Step 4: Simplify right side
    12,161,208.31x = 116,355,874,923,581.66
  5. Step 5: Solve for x
    x = 116,355,874,923,581.66/12,161,208.31
  6. Step 6: Final answer
    x = 9,567,788.99

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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.