Home / 16,464,067.50-22,720,413.15-9,220,723.50

Finding the Fourth Proportional to 16,464,067.50, 22,720,413.15 and 9,220,723.50

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Solution

The fourth proportional to 16,464,067.50, 22,720,413.15 and 9,220,723.50 is: 12,724,598.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,464,067.50 : 22,720,413.15 = 9,220,723.50 : x
  2. Step 2: Convert to fraction form
    16,464,067.50/22,720,413.15 = 9,220,723.50/x
  3. Step 3: Cross multiply
    16,464,067.50x = 22,720,413.15 × 9,220,723.50
  4. Step 4: Simplify right side
    16,464,067.50x = 209,498,647,461,914
  5. Step 5: Solve for x
    x = 209,498,647,461,914/16,464,067.50
  6. Step 6: Final answer
    x = 12,724,598.43

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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.