Home / 21,936,701.88-30,304,181.16-17,520,629.40

Finding the Fourth Proportional to 21,936,701.88, 30,304,181.16 and 17,520,629.40

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Solution

The fourth proportional to 21,936,701.88, 30,304,181.16 and 17,520,629.40 is: 24,203,653.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,936,701.88 : 30,304,181.16 = 17,520,629.40 : x
  2. Step 2: Convert to fraction form
    21,936,701.88/30,304,181.16 = 17,520,629.40/x
  3. Step 3: Cross multiply
    21,936,701.88x = 30,304,181.16 × 17,520,629.40
  4. Step 4: Simplify right side
    21,936,701.88x = 530,948,327,374,822.06
  5. Step 5: Solve for x
    x = 530,948,327,374,822.06/21,936,701.88
  6. Step 6: Final answer
    x = 24,203,653.32

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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.