Home / 12,815,977.46-19,224,016.06-3,100,574.87

Finding the Fourth Proportional to 12,815,977.46, 19,224,016.06 and 3,100,574.87

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Solution

The fourth proportional to 12,815,977.46, 19,224,016.06 and 3,100,574.87 is: 4,650,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,815,977.46 : 19,224,016.06 = 3,100,574.87 : x
  2. Step 2: Convert to fraction form
    12,815,977.46/19,224,016.06 = 3,100,574.87/x
  3. Step 3: Cross multiply
    12,815,977.46x = 19,224,016.06 × 3,100,574.87
  4. Step 4: Simplify right side
    12,815,977.46x = 59,605,500,992,240.90
  5. Step 5: Solve for x
    x = 59,605,500,992,240.90/12,815,977.46
  6. Step 6: Final answer
    x = 4,650,874.36

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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.