Home / 31,505,958.40-47,240,275.20-16,389,414.40

Finding the Fourth Proportional to 31,505,958.40, 47,240,275.20 and 16,389,414.40

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Solution

The fourth proportional to 31,505,958.40, 47,240,275.20 and 16,389,414.40 is: 24,574,413.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,505,958.40 : 47,240,275.20 = 16,389,414.40 : x
  2. Step 2: Convert to fraction form
    31,505,958.40/47,240,275.20 = 16,389,414.40/x
  3. Step 3: Cross multiply
    31,505,958.40x = 47,240,275.20 × 16,389,414.40
  4. Step 4: Simplify right side
    31,505,958.40x = 774,240,446,622,843
  5. Step 5: Solve for x
    x = 774,240,446,622,843/31,505,958.40
  6. Step 6: Final answer
    x = 24,574,413.41

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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.