Home / 7,928,196.54-10,940,727.84-4,620,280.08

Finding the Fourth Proportional to 7,928,196.54, 10,940,727.84 and 4,620,280.08

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Solution

The fourth proportional to 7,928,196.54, 10,940,727.84 and 4,620,280.08 is: 6,375,879.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928,196.54 : 10,940,727.84 = 4,620,280.08 : x
  2. Step 2: Convert to fraction form
    7,928,196.54/10,940,727.84 = 4,620,280.08/x
  3. Step 3: Cross multiply
    7,928,196.54x = 10,940,727.84 × 4,620,280.08
  4. Step 4: Simplify right side
    7,928,196.54x = 50,549,226,899,853.43
  5. Step 5: Solve for x
    x = 50,549,226,899,853.43/7,928,196.54
  6. Step 6: Final answer
    x = 6,375,879.64

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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.