Home / 53,266,557.72-79,840,072.44-34,857,921.12

Finding the Fourth Proportional to 53,266,557.72, 79,840,072.44 and 34,857,921.12

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Solution

The fourth proportional to 53,266,557.72, 79,840,072.44 and 34,857,921.12 is: 52,247,771.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,266,557.72 : 79,840,072.44 = 34,857,921.12 : x
  2. Step 2: Convert to fraction form
    53,266,557.72/79,840,072.44 = 34,857,921.12/x
  3. Step 3: Cross multiply
    53,266,557.72x = 79,840,072.44 × 34,857,921.12
  4. Step 4: Simplify right side
    53,266,557.72x = 2,783,058,947,328,605.50
  5. Step 5: Solve for x
    x = 2,783,058,947,328,605.50/53,266,557.72
  6. Step 6: Final answer
    x = 52,247,771.71

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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.