Home / 51,932,729.88-77,906,181.78-21,633,507

Finding the Fourth Proportional to 51,932,729.88, 77,906,181.78 and 21,633,507

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Solution

The fourth proportional to 51,932,729.88, 77,906,181.78 and 21,633,507 is: 32,453,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,932,729.88 : 77,906,181.78 = 21,633,507 : x
  2. Step 2: Convert to fraction form
    51,932,729.88/77,906,181.78 = 21,633,507/x
  3. Step 3: Cross multiply
    51,932,729.88x = 77,906,181.78 × 21,633,507
  4. Step 4: Simplify right side
    51,932,729.88x = 1,685,383,928,880,902.50
  5. Step 5: Solve for x
    x = 1,685,383,928,880,902.50/51,932,729.88
  6. Step 6: Final answer
    x = 32,453,212.70

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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.