Home / 6,101,979.12-8,420,118.06-3,654,527.52

Finding the Fourth Proportional to 6,101,979.12, 8,420,118.06 and 3,654,527.52

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Solution

The fourth proportional to 6,101,979.12, 8,420,118.06 and 3,654,527.52 is: 5,042,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101,979.12 : 8,420,118.06 = 3,654,527.52 : x
  2. Step 2: Convert to fraction form
    6,101,979.12/8,420,118.06 = 3,654,527.52/x
  3. Step 3: Cross multiply
    6,101,979.12x = 8,420,118.06 × 3,654,527.52
  4. Step 4: Simplify right side
    6,101,979.12x = 30,771,553,171,919.01
  5. Step 5: Solve for x
    x = 30,771,553,171,919.01/6,101,979.12
  6. Step 6: Final answer
    x = 5,042,880.77

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1.5x scale

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.