Home / 28,323,852.80-39,080,198.40-16,099,747.52

Finding the Fourth Proportional to 28,323,852.80, 39,080,198.40 and 16,099,747.52

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Solution

The fourth proportional to 28,323,852.80, 39,080,198.40 and 16,099,747.52 is: 22,213,832.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323,852.80 : 39,080,198.40 = 16,099,747.52 : x
  2. Step 2: Convert to fraction form
    28,323,852.80/39,080,198.40 = 16,099,747.52/x
  3. Step 3: Cross multiply
    28,323,852.80x = 39,080,198.40 × 16,099,747.52
  4. Step 4: Simplify right side
    28,323,852.80x = 629,181,327,271,507.88
  5. Step 5: Solve for x
    x = 629,181,327,271,507.88/28,323,852.80
  6. Step 6: Final answer
    x = 22,213,832.69

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1.5x scale

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.