Home / 9,425,396.45-13,007,219.13-5,239,474.40

Finding the Fourth Proportional to 9,425,396.45, 13,007,219.13 and 5,239,474.40

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Solution

The fourth proportional to 9,425,396.45, 13,007,219.13 and 5,239,474.40 is: 7,230,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,425,396.45 : 13,007,219.13 = 5,239,474.40 : x
  2. Step 2: Convert to fraction form
    9,425,396.45/13,007,219.13 = 5,239,474.40/x
  3. Step 3: Cross multiply
    9,425,396.45x = 13,007,219.13 × 5,239,474.40
  4. Step 4: Simplify right side
    9,425,396.45x = 68,150,991,581,789.17
  5. Step 5: Solve for x
    x = 68,150,991,581,789.17/9,425,396.45
  6. Step 6: Final answer
    x = 7,230,570.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.