Home / 6,979,723.08-10,469,585.34-2,187,411.72

Finding the Fourth Proportional to 6,979,723.08, 10,469,585.34 and 2,187,411.72

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Solution

The fourth proportional to 6,979,723.08, 10,469,585.34 and 2,187,411.72 is: 3,281,117.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,723.08 : 10,469,585.34 = 2,187,411.72 : x
  2. Step 2: Convert to fraction form
    6,979,723.08/10,469,585.34 = 2,187,411.72/x
  3. Step 3: Cross multiply
    6,979,723.08x = 10,469,585.34 × 2,187,411.72
  4. Step 4: Simplify right side
    6,979,723.08x = 22,901,293,676,256.19
  5. Step 5: Solve for x
    x = 22,901,293,676,256.19/6,979,723.08
  6. Step 6: Final answer
    x = 3,281,117.81

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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.