Home / 54,128,942.10-81,193,413.15-54,128,942.10

Finding the Fourth Proportional to 54,128,942.10, 81,193,413.15 and 54,128,942.10

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Solution

The fourth proportional to 54,128,942.10, 81,193,413.15 and 54,128,942.10 is: 81,193,413.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128,942.10 : 81,193,413.15 = 54,128,942.10 : x
  2. Step 2: Convert to fraction form
    54,128,942.10/81,193,413.15 = 54,128,942.10/x
  3. Step 3: Cross multiply
    54,128,942.10x = 81,193,413.15 × 54,128,942.10
  4. Step 4: Simplify right side
    54,128,942.10x = 4,394,913,559,297,729
  5. Step 5: Solve for x
    x = 4,394,913,559,297,729/54,128,942.10
  6. Step 6: Final answer
    x = 81,193,413.15

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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.