Home / 28,666,757.84-39,568,770.56-19,504,715.04

Finding the Fourth Proportional to 28,666,757.84, 39,568,770.56 and 19,504,715.04

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Solution

The fourth proportional to 28,666,757.84, 39,568,770.56 and 19,504,715.04 is: 26,922,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,666,757.84 : 39,568,770.56 = 19,504,715.04 : x
  2. Step 2: Convert to fraction form
    28,666,757.84/39,568,770.56 = 19,504,715.04/x
  3. Step 3: Cross multiply
    28,666,757.84x = 39,568,770.56 × 19,504,715.04
  4. Step 4: Simplify right side
    28,666,757.84x = 771,777,594,255,941.25
  5. Step 5: Solve for x
    x = 771,777,594,255,941.25/28,666,757.84
  6. Step 6: Final answer
    x = 26,922,388.59

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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.