Home / 54,401,729.16-81,636,049.25-21,606,560.41

Finding the Fourth Proportional to 54,401,729.16, 81,636,049.25 and 21,606,560.41

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Solution

The fourth proportional to 54,401,729.16, 81,636,049.25 and 21,606,560.41 is: 32,423,128.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,401,729.16 : 81,636,049.25 = 21,606,560.41 : x
  2. Step 2: Convert to fraction form
    54,401,729.16/81,636,049.25 = 21,606,560.41/x
  3. Step 3: Cross multiply
    54,401,729.16x = 81,636,049.25 × 21,606,560.41
  4. Step 4: Simplify right side
    54,401,729.16x = 1,763,874,229,736,608.75
  5. Step 5: Solve for x
    x = 1,763,874,229,736,608.75/54,401,729.16
  6. Step 6: Final answer
    x = 32,423,128.03

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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.