Home / 37,929,154.50-52,342,231.62-20,525,500.32

Finding the Fourth Proportional to 37,929,154.50, 52,342,231.62 and 20,525,500.32

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Solution

The fourth proportional to 37,929,154.50, 52,342,231.62 and 20,525,500.32 is: 28,325,189.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,929,154.50 : 52,342,231.62 = 20,525,500.32 : x
  2. Step 2: Convert to fraction form
    37,929,154.50/52,342,231.62 = 20,525,500.32/x
  3. Step 3: Cross multiply
    37,929,154.50x = 52,342,231.62 × 20,525,500.32
  4. Step 4: Simplify right side
    37,929,154.50x = 1,074,350,491,865,824.12
  5. Step 5: Solve for x
    x = 1,074,350,491,865,824.12/37,929,154.50
  6. Step 6: Final answer
    x = 28,325,189.58

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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.