Home / 28,923,663.48-39,838,033.62-21,557,891.22

Finding the Fourth Proportional to 28,923,663.48, 39,838,033.62 and 21,557,891.22

Calculator

Solution

The fourth proportional to 28,923,663.48, 39,838,033.62 and 21,557,891.22 is: 29,692,780.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923,663.48 : 39,838,033.62 = 21,557,891.22 : x
  2. Step 2: Convert to fraction form
    28,923,663.48/39,838,033.62 = 21,557,891.22/x
  3. Step 3: Cross multiply
    28,923,663.48x = 39,838,033.62 × 21,557,891.22
  4. Step 4: Simplify right side
    28,923,663.48x = 858,823,995,198,662.75
  5. Step 5: Solve for x
    x = 858,823,995,198,662.75/28,923,663.48
  6. Step 6: Final answer
    x = 29,692,780.65

Related Problems

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.