Home / 12,749,015.34-19,129,169.93-6,682,304.88

Finding the Fourth Proportional to 12,749,015.34, 19,129,169.93 and 6,682,304.88

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Solution

The fourth proportional to 12,749,015.34, 19,129,169.93 and 6,682,304.88 is: 10,026,417.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,749,015.34 : 19,129,169.93 = 6,682,304.88 : x
  2. Step 2: Convert to fraction form
    12,749,015.34/19,129,169.93 = 6,682,304.88/x
  3. Step 3: Cross multiply
    12,749,015.34x = 19,129,169.93 × 6,682,304.88
  4. Step 4: Simplify right side
    12,749,015.34x = 127,826,945,540,176.73
  5. Step 5: Solve for x
    x = 127,826,945,540,176.73/12,749,015.34
  6. Step 6: Final answer
    x = 10,026,417.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.