Home / 19,561,560.57-29,304,170.42-12,809,504.25

Finding the Fourth Proportional to 19,561,560.57, 29,304,170.42 and 12,809,504.25

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Solution

The fourth proportional to 19,561,560.57, 29,304,170.42 and 12,809,504.25 is: 19,189,261.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561,560.57 : 29,304,170.42 = 12,809,504.25 : x
  2. Step 2: Convert to fraction form
    19,561,560.57/29,304,170.42 = 12,809,504.25/x
  3. Step 3: Cross multiply
    19,561,560.57x = 29,304,170.42 × 12,809,504.25
  4. Step 4: Simplify right side
    19,561,560.57x = 375,371,895,473,666.75
  5. Step 5: Solve for x
    x = 375,371,895,473,666.75/19,561,560.57
  6. Step 6: Final answer
    x = 19,189,261.21

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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.