Home / 10,082,518.86-15,123,755.23-4,321,516.97

Finding the Fourth Proportional to 10,082,518.86, 15,123,755.23 and 4,321,516.97

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Solution

The fourth proportional to 10,082,518.86, 15,123,755.23 and 4,321,516.97 is: 6,482,265.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082,518.86 : 15,123,755.23 = 4,321,516.97 : x
  2. Step 2: Convert to fraction form
    10,082,518.86/15,123,755.23 = 4,321,516.97/x
  3. Step 3: Cross multiply
    10,082,518.86x = 15,123,755.23 × 4,321,516.97
  4. Step 4: Simplify right side
    10,082,518.86x = 65,357,564,903,576.84
  5. Step 5: Solve for x
    x = 65,357,564,903,576.84/10,082,518.86
  6. Step 6: Final answer
    x = 6,482,265.57

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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.