Home / 52,926,546.80-79,389,820.20-39,489,618.80

Finding the Fourth Proportional to 52,926,546.80, 79,389,820.20 and 39,489,618.80

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Solution

The fourth proportional to 52,926,546.80, 79,389,820.20 and 39,489,618.80 is: 59,234,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,926,546.80 : 79,389,820.20 = 39,489,618.80 : x
  2. Step 2: Convert to fraction form
    52,926,546.80/79,389,820.20 = 39,489,618.80/x
  3. Step 3: Cross multiply
    52,926,546.80x = 79,389,820.20 × 39,489,618.80
  4. Step 4: Simplify right side
    52,926,546.80x = 3,135,073,736,298,539.50
  5. Step 5: Solve for x
    x = 3,135,073,736,298,539.50/52,926,546.80
  6. Step 6: Final answer
    x = 59,234,428.20

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1.5x scale

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.