Home / 15,338,763.72-21,175,163.64-9,539,413.74

Finding the Fourth Proportional to 15,338,763.72, 21,175,163.64 and 9,539,413.74

Calculator

Solution

The fourth proportional to 15,338,763.72, 21,175,163.64 and 9,539,413.74 is: 13,169,160.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,338,763.72 : 21,175,163.64 = 9,539,413.74 : x
  2. Step 2: Convert to fraction form
    15,338,763.72/21,175,163.64 = 9,539,413.74/x
  3. Step 3: Cross multiply
    15,338,763.72x = 21,175,163.64 × 9,539,413.74
  4. Step 4: Simplify right side
    15,338,763.72x = 201,998,646,974,164.44
  5. Step 5: Solve for x
    x = 201,998,646,974,164.44/15,338,763.72
  6. Step 6: Final answer
    x = 13,169,160.87

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.