Home / 8,729,357.19-12,046,886.78-4,861,879.35

Finding the Fourth Proportional to 8,729,357.19, 12,046,886.78 and 4,861,879.35

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Solution

The fourth proportional to 8,729,357.19, 12,046,886.78 and 4,861,879.35 is: 6,709,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,357.19 : 12,046,886.78 = 4,861,879.35 : x
  2. Step 2: Convert to fraction form
    8,729,357.19/12,046,886.78 = 4,861,879.35/x
  3. Step 3: Cross multiply
    8,729,357.19x = 12,046,886.78 × 4,861,879.35
  4. Step 4: Simplify right side
    8,729,357.19x = 58,570,510,067,469.98
  5. Step 5: Solve for x
    x = 58,570,510,067,469.98/8,729,357.19
  6. Step 6: Final answer
    x = 6,709,601.73

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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.