Home / 12,946,523.40-19,419,785.10-5,388,251.40

Finding the Fourth Proportional to 12,946,523.40, 19,419,785.10 and 5,388,251.40

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Solution

The fourth proportional to 12,946,523.40, 19,419,785.10 and 5,388,251.40 is: 8,082,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946,523.40 : 19,419,785.10 = 5,388,251.40 : x
  2. Step 2: Convert to fraction form
    12,946,523.40/19,419,785.10 = 5,388,251.40/x
  3. Step 3: Cross multiply
    12,946,523.40x = 19,419,785.10 × 5,388,251.40
  4. Step 4: Simplify right side
    12,946,523.40x = 104,638,684,252,774.16
  5. Step 5: Solve for x
    x = 104,638,684,252,774.16/12,946,523.40
  6. Step 6: Final answer
    x = 8,082,377.10

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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.