Home / 30,054,757.30-45,084,006.06-10,885,680.42

Finding the Fourth Proportional to 30,054,757.30, 45,084,006.06 and 10,885,680.42

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Solution

The fourth proportional to 30,054,757.30, 45,084,006.06 and 10,885,680.42 is: 16,329,197.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,054,757.30 : 45,084,006.06 = 10,885,680.42 : x
  2. Step 2: Convert to fraction form
    30,054,757.30/45,084,006.06 = 10,885,680.42/x
  3. Step 3: Cross multiply
    30,054,757.30x = 45,084,006.06 × 10,885,680.42
  4. Step 4: Simplify right side
    30,054,757.30x = 490,770,082,022,503.38
  5. Step 5: Solve for x
    x = 490,770,082,022,503.38/30,054,757.30
  6. Step 6: Final answer
    x = 16,329,197.97

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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.