Home / 12,826,020.57-17,699,925.45-6,945,664.89

Finding the Fourth Proportional to 12,826,020.57, 17,699,925.45 and 6,945,664.89

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Solution

The fourth proportional to 12,826,020.57, 17,699,925.45 and 6,945,664.89 is: 9,585,026.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,020.57 : 17,699,925.45 = 6,945,664.89 : x
  2. Step 2: Convert to fraction form
    12,826,020.57/17,699,925.45 = 6,945,664.89/x
  3. Step 3: Cross multiply
    12,826,020.57x = 17,699,925.45 × 6,945,664.89
  4. Step 4: Simplify right side
    12,826,020.57x = 122,937,750,846,103.41
  5. Step 5: Solve for x
    x = 122,937,750,846,103.41/12,826,020.57
  6. Step 6: Final answer
    x = 9,585,026.79

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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.