Home / 6,439,616.65-9,643,481.34-4,729,705.03

Finding the Fourth Proportional to 6,439,616.65, 9,643,481.34 and 4,729,705.03

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Solution

The fourth proportional to 6,439,616.65, 9,643,481.34 and 4,729,705.03 is: 7,082,847.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,616.65 : 9,643,481.34 = 4,729,705.03 : x
  2. Step 2: Convert to fraction form
    6,439,616.65/9,643,481.34 = 4,729,705.03/x
  3. Step 3: Cross multiply
    6,439,616.65x = 9,643,481.34 × 4,729,705.03
  4. Step 4: Simplify right side
    6,439,616.65x = 45,610,822,200,509.14
  5. Step 5: Solve for x
    x = 45,610,822,200,509.14/6,439,616.65
  6. Step 6: Final answer
    x = 7,082,847.42

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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.