Home / 10,513,280.42-15,769,815.52-3,324,815.54

Finding the Fourth Proportional to 10,513,280.42, 15,769,815.52 and 3,324,815.54

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Solution

The fourth proportional to 10,513,280.42, 15,769,815.52 and 3,324,815.54 is: 4,987,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513,280.42 : 15,769,815.52 = 3,324,815.54 : x
  2. Step 2: Convert to fraction form
    10,513,280.42/15,769,815.52 = 3,324,815.54/x
  3. Step 3: Cross multiply
    10,513,280.42x = 15,769,815.52 × 3,324,815.54
  4. Step 4: Simplify right side
    10,513,280.42x = 52,431,727,624,980.10
  5. Step 5: Solve for x
    x = 52,431,727,624,980.10/10,513,280.42
  6. Step 6: Final answer
    x = 4,987,190.06

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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.