Home / 12,927,947.00-17,840,687.19-7,126,936.32

Finding the Fourth Proportional to 12,927,947.00, 17,840,687.19 and 7,126,936.32

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Solution

The fourth proportional to 12,927,947.00, 17,840,687.19 and 7,126,936.32 is: 9,835,238.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927,947.00 : 17,840,687.19 = 7,126,936.32 : x
  2. Step 2: Convert to fraction form
    12,927,947.00/17,840,687.19 = 7,126,936.32/x
  3. Step 3: Cross multiply
    12,927,947.00x = 17,840,687.19 × 7,126,936.32
  4. Step 4: Simplify right side
    12,927,947.00x = 127,149,441,508,169.75
  5. Step 5: Solve for x
    x = 127,149,441,508,169.75/12,927,947.00
  6. Step 6: Final answer
    x = 9,835,238.46

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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.