Home / 6,578,145.60-9,863,719.20-2,787,345.60

Finding the Fourth Proportional to 6,578,145.60, 9,863,719.20 and 2,787,345.60

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Solution

The fourth proportional to 6,578,145.60, 9,863,719.20 and 2,787,345.60 is: 4,179,535.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578,145.60 : 9,863,719.20 = 2,787,345.60 : x
  2. Step 2: Convert to fraction form
    6,578,145.60/9,863,719.20 = 2,787,345.60/x
  3. Step 3: Cross multiply
    6,578,145.60x = 9,863,719.20 × 2,787,345.60
  4. Step 4: Simplify right side
    6,578,145.60x = 27,493,594,311,755.52
  5. Step 5: Solve for x
    x = 27,493,594,311,755.52/6,578,145.60
  6. Step 6: Final answer
    x = 4,179,535.69

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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.