Home / 6,979,285.35-10,468,931.67-2,187,347.83

Finding the Fourth Proportional to 6,979,285.35, 10,468,931.67 and 2,187,347.83

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Solution

The fourth proportional to 6,979,285.35, 10,468,931.67 and 2,187,347.83 is: 3,281,022.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,285.35 : 10,468,931.67 = 2,187,347.83 : x
  2. Step 2: Convert to fraction form
    6,979,285.35/10,468,931.67 = 2,187,347.83/x
  3. Step 3: Cross multiply
    6,979,285.35x = 10,468,931.67 × 2,187,347.83
  4. Step 4: Simplify right side
    6,979,285.35x = 22,899,194,944,620.45
  5. Step 5: Solve for x
    x = 22,899,194,944,620.45/6,979,285.35
  6. Step 6: Final answer
    x = 3,281,022.88

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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.