Home / 7,266,472.72-10,899,654.39-1,874,664.79

Finding the Fourth Proportional to 7,266,472.72, 10,899,654.39 and 1,874,664.79

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Solution

The fourth proportional to 7,266,472.72, 10,899,654.39 and 1,874,664.79 is: 2,811,983.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,472.72 : 10,899,654.39 = 1,874,664.79 : x
  2. Step 2: Convert to fraction form
    7,266,472.72/10,899,654.39 = 1,874,664.79/x
  3. Step 3: Cross multiply
    7,266,472.72x = 10,899,654.39 × 1,874,664.79
  4. Step 4: Simplify right side
    7,266,472.72x = 20,433,198,308,101.93
  5. Step 5: Solve for x
    x = 20,433,198,308,101.93/7,266,472.72
  6. Step 6: Final answer
    x = 2,811,983.08

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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.