Home / 21,573,169.65-29,770,777.40-11,783,612.25

Finding the Fourth Proportional to 21,573,169.65, 29,770,777.40 and 11,783,612.25

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Solution

The fourth proportional to 21,573,169.65, 29,770,777.40 and 11,783,612.25 is: 16,261,277.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573,169.65 : 29,770,777.40 = 11,783,612.25 : x
  2. Step 2: Convert to fraction form
    21,573,169.65/29,770,777.40 = 11,783,612.25/x
  3. Step 3: Cross multiply
    21,573,169.65x = 29,770,777.40 × 11,783,612.25
  4. Step 4: Simplify right side
    21,573,169.65x = 350,807,297,203,745.06
  5. Step 5: Solve for x
    x = 350,807,297,203,745.06/21,573,169.65
  6. Step 6: Final answer
    x = 16,261,277.45

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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.