Home / 26,170,783.74-39,260,436.48-7,728,594.12

Finding the Fourth Proportional to 26,170,783.74, 39,260,436.48 and 7,728,594.12

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Solution

The fourth proportional to 26,170,783.74, 39,260,436.48 and 7,728,594.12 is: 11,594,149.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170,783.74 : 39,260,436.48 = 7,728,594.12 : x
  2. Step 2: Convert to fraction form
    26,170,783.74/39,260,436.48 = 7,728,594.12/x
  3. Step 3: Cross multiply
    26,170,783.74x = 39,260,436.48 × 7,728,594.12
  4. Step 4: Simplify right side
    26,170,783.74x = 303,427,978,527,961.50
  5. Step 5: Solve for x
    x = 303,427,978,527,961.50/26,170,783.74
  6. Step 6: Final answer
    x = 11,594,149.47

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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.