Home / 10,082,391.27-15,123,563.83-4,321,389.38

Finding the Fourth Proportional to 10,082,391.27, 15,123,563.83 and 4,321,389.38

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Solution

The fourth proportional to 10,082,391.27, 15,123,563.83 and 4,321,389.38 is: 6,482,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082,391.27 : 15,123,563.83 = 4,321,389.38 : x
  2. Step 2: Convert to fraction form
    10,082,391.27/15,123,563.83 = 4,321,389.38/x
  3. Step 3: Cross multiply
    10,082,391.27x = 15,123,563.83 × 4,321,389.38
  4. Step 4: Simplify right side
    10,082,391.27x = 65,354,808,095,033.07
  5. Step 5: Solve for x
    x = 65,354,808,095,033.07/10,082,391.27
  6. Step 6: Final answer
    x = 6,482,074.18

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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.