Home / 6,858,979.20-9,464,929.92-3,803,080.32

Finding the Fourth Proportional to 6,858,979.20, 9,464,929.92 and 3,803,080.32

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Solution

The fourth proportional to 6,858,979.20, 9,464,929.92 and 3,803,080.32 is: 5,247,995.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858,979.20 : 9,464,929.92 = 3,803,080.32 : x
  2. Step 2: Convert to fraction form
    6,858,979.20/9,464,929.92 = 3,803,080.32/x
  3. Step 3: Cross multiply
    6,858,979.20x = 9,464,929.92 × 3,803,080.32
  4. Step 4: Simplify right side
    6,858,979.20x = 35,995,888,708,931.17
  5. Step 5: Solve for x
    x = 35,995,888,708,931.17/6,858,979.20
  6. Step 6: Final answer
    x = 5,247,995.02

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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.