Home / 13,597,016.16-18,764,979.30-7,796,337.66

Finding the Fourth Proportional to 13,597,016.16, 18,764,979.30 and 7,796,337.66

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Solution

The fourth proportional to 13,597,016.16, 18,764,979.30 and 7,796,337.66 is: 10,759,574.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597,016.16 : 18,764,979.30 = 7,796,337.66 : x
  2. Step 2: Convert to fraction form
    13,597,016.16/18,764,979.30 = 7,796,337.66/x
  3. Step 3: Cross multiply
    13,597,016.16x = 18,764,979.30 × 7,796,337.66
  4. Step 4: Simplify right side
    13,597,016.16x = 146,298,114,805,710.44
  5. Step 5: Solve for x
    x = 146,298,114,805,710.44/13,597,016.16
  6. Step 6: Final answer
    x = 10,759,574.97

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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.