Home / 9,410,631.52-12,979,349.77-6,806,902.78

Finding the Fourth Proportional to 9,410,631.52, 12,979,349.77 and 6,806,902.78

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Solution

The fourth proportional to 9,410,631.52, 12,979,349.77 and 6,806,902.78 is: 9,388,229.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,410,631.52 : 12,979,349.77 = 6,806,902.78 : x
  2. Step 2: Convert to fraction form
    9,410,631.52/12,979,349.77 = 6,806,902.78/x
  3. Step 3: Cross multiply
    9,410,631.52x = 12,979,349.77 × 6,806,902.78
  4. Step 4: Simplify right side
    9,410,631.52x = 88,349,172,032,005.36
  5. Step 5: Solve for x
    x = 88,349,172,032,005.36/9,410,631.52
  6. Step 6: Final answer
    x = 9,388,229.88

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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.