Home / 20,560,516.38-30,808,329.75-7,588,812.96

Finding the Fourth Proportional to 20,560,516.38, 30,808,329.75 and 7,588,812.96

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Solution

The fourth proportional to 20,560,516.38, 30,808,329.75 and 7,588,812.96 is: 11,371,244.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,560,516.38 : 30,808,329.75 = 7,588,812.96 : x
  2. Step 2: Convert to fraction form
    20,560,516.38/30,808,329.75 = 7,588,812.96/x
  3. Step 3: Cross multiply
    20,560,516.38x = 30,808,329.75 × 7,588,812.96
  4. Step 4: Simplify right side
    20,560,516.38x = 233,798,652,082,753.56
  5. Step 5: Solve for x
    x = 233,798,652,082,753.56/20,560,516.38
  6. Step 6: Final answer
    x = 11,371,244.17

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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.