Home / 54,399,683.70-81,599,525.55-51,208,413.30

Finding the Fourth Proportional to 54,399,683.70, 81,599,525.55 and 51,208,413.30

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Solution

The fourth proportional to 54,399,683.70, 81,599,525.55 and 51,208,413.30 is: 76,812,619.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,399,683.70 : 81,599,525.55 = 51,208,413.30 : x
  2. Step 2: Convert to fraction form
    54,399,683.70/81,599,525.55 = 51,208,413.30/x
  3. Step 3: Cross multiply
    54,399,683.70x = 81,599,525.55 × 51,208,413.30
  4. Step 4: Simplify right side
    54,399,683.70x = 4,178,582,229,448,309.50
  5. Step 5: Solve for x
    x = 4,178,582,229,448,309.50/54,399,683.70
  6. Step 6: Final answer
    x = 76,812,619.95

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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.