Home / 12,826,036.29-17,699,947.15-6,945,680.62

Finding the Fourth Proportional to 12,826,036.29, 17,699,947.15 and 6,945,680.62

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Solution

The fourth proportional to 12,826,036.29, 17,699,947.15 and 6,945,680.62 is: 9,585,048.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,036.29 : 17,699,947.15 = 6,945,680.62 : x
  2. Step 2: Convert to fraction form
    12,826,036.29/17,699,947.15 = 6,945,680.62/x
  3. Step 3: Cross multiply
    12,826,036.29x = 17,699,947.15 × 6,945,680.62
  4. Step 4: Simplify right side
    12,826,036.29x = 122,938,179,848,133.58
  5. Step 5: Solve for x
    x = 122,938,179,848,133.58/12,826,036.29
  6. Step 6: Final answer
    x = 9,585,048.50

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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.