Home / 12,940,082.10-19,410,123.15-9,954,098.10

Finding the Fourth Proportional to 12,940,082.10, 19,410,123.15 and 9,954,098.10

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Solution

The fourth proportional to 12,940,082.10, 19,410,123.15 and 9,954,098.10 is: 14,931,147.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,940,082.10 : 19,410,123.15 = 9,954,098.10 : x
  2. Step 2: Convert to fraction form
    12,940,082.10/19,410,123.15 = 9,954,098.10/x
  3. Step 3: Cross multiply
    12,940,082.10x = 19,410,123.15 × 9,954,098.10
  4. Step 4: Simplify right side
    12,940,082.10x = 193,210,269,968,181
  5. Step 5: Solve for x
    x = 193,210,269,968,181/12,940,082.10
  6. Step 6: Final answer
    x = 14,931,147.15

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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.