Home / 51,647,909.82-71,271,812.79-29,605,603.74

Finding the Fourth Proportional to 51,647,909.82, 71,271,812.79 and 29,605,603.74

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Solution

The fourth proportional to 51,647,909.82, 71,271,812.79 and 29,605,603.74 is: 40,854,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,647,909.82 : 71,271,812.79 = 29,605,603.74 : x
  2. Step 2: Convert to fraction form
    51,647,909.82/71,271,812.79 = 29,605,603.74/x
  3. Step 3: Cross multiply
    51,647,909.82x = 71,271,812.79 × 29,605,603.74
  4. Step 4: Simplify right side
    51,647,909.82x = 2,110,045,047,292,204
  5. Step 5: Solve for x
    x = 2,110,045,047,292,204/51,647,909.82
  6. Step 6: Final answer
    x = 40,854,413.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.