Home / 8,520,606.94-12,787,258.12-6,251,993.60

Finding the Fourth Proportional to 8,520,606.94, 12,787,258.12 and 6,251,993.60

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Solution

The fourth proportional to 8,520,606.94, 12,787,258.12 and 6,251,993.60 is: 9,382,648.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,606.94 : 12,787,258.12 = 6,251,993.60 : x
  2. Step 2: Convert to fraction form
    8,520,606.94/12,787,258.12 = 6,251,993.60/x
  3. Step 3: Cross multiply
    8,520,606.94x = 12,787,258.12 × 6,251,993.60
  4. Step 4: Simplify right side
    8,520,606.94x = 79,945,855,927,788.02
  5. Step 5: Solve for x
    x = 79,945,855,927,788.02/8,520,606.94
  6. Step 6: Final answer
    x = 9,382,648.03

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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.