Home / 27,138,413.21-40,707,628.52-9,863,406.72

Finding the Fourth Proportional to 27,138,413.21, 40,707,628.52 and 9,863,406.72

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Solution

The fourth proportional to 27,138,413.21, 40,707,628.52 and 9,863,406.72 is: 14,795,113.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,138,413.21 : 40,707,628.52 = 9,863,406.72 : x
  2. Step 2: Convert to fraction form
    27,138,413.21/40,707,628.52 = 9,863,406.72/x
  3. Step 3: Cross multiply
    27,138,413.21x = 40,707,628.52 × 9,863,406.72
  4. Step 4: Simplify right side
    27,138,413.21x = 401,515,896,650,114.62
  5. Step 5: Solve for x
    x = 401,515,896,650,114.62/27,138,413.21
  6. Step 6: Final answer
    x = 14,795,113.24

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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.