Home / 36,692,823.55-50,636,128.89-20,173,229.18

Finding the Fourth Proportional to 36,692,823.55, 50,636,128.89 and 20,173,229.18

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Solution

The fourth proportional to 36,692,823.55, 50,636,128.89 and 20,173,229.18 is: 27,839,074.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,692,823.55 : 50,636,128.89 = 20,173,229.18 : x
  2. Step 2: Convert to fraction form
    36,692,823.55/50,636,128.89 = 20,173,229.18/x
  3. Step 3: Cross multiply
    36,692,823.55x = 50,636,128.89 × 20,173,229.18
  4. Step 4: Simplify right side
    36,692,823.55x = 1,021,494,232,885,989
  5. Step 5: Solve for x
    x = 1,021,494,232,885,989/36,692,823.55
  6. Step 6: Final answer
    x = 27,839,074.08

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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.