Home / 36,692,823.06-50,636,128.20-20,173,228.68

Finding the Fourth Proportional to 36,692,823.06, 50,636,128.20 and 20,173,228.68

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Solution

The fourth proportional to 36,692,823.06, 50,636,128.20 and 20,173,228.68 is: 27,839,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,692,823.06 : 50,636,128.20 = 20,173,228.68 : x
  2. Step 2: Convert to fraction form
    36,692,823.06/50,636,128.20 = 20,173,228.68/x
  3. Step 3: Cross multiply
    36,692,823.06x = 50,636,128.20 × 20,173,228.68
  4. Step 4: Simplify right side
    36,692,823.06x = 1,021,494,193,648,396.88
  5. Step 5: Solve for x
    x = 1,021,494,193,648,396.88/36,692,823.06
  6. Step 6: Final answer
    x = 27,839,073.38

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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.