Home / 39,441,163.80-59,161,745.70-28,607,640.60

Finding the Fourth Proportional to 39,441,163.80, 59,161,745.70 and 28,607,640.60

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Solution

The fourth proportional to 39,441,163.80, 59,161,745.70 and 28,607,640.60 is: 42,911,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,441,163.80 : 59,161,745.70 = 28,607,640.60 : x
  2. Step 2: Convert to fraction form
    39,441,163.80/59,161,745.70 = 28,607,640.60/x
  3. Step 3: Cross multiply
    39,441,163.80x = 59,161,745.70 × 28,607,640.60
  4. Step 4: Simplify right side
    39,441,163.80x = 1,692,477,958,254,195.50
  5. Step 5: Solve for x
    x = 1,692,477,958,254,195.50/39,441,163.80
  6. Step 6: Final answer
    x = 42,911,460.90

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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.