Home / 22,017,571.56-30,380,600.31-12,726,008.43

Finding the Fourth Proportional to 22,017,571.56, 30,380,600.31 and 12,726,008.43

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Solution

The fourth proportional to 22,017,571.56, 30,380,600.31 and 12,726,008.43 is: 17,559,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017,571.56 : 30,380,600.31 = 12,726,008.43 : x
  2. Step 2: Convert to fraction form
    22,017,571.56/30,380,600.31 = 12,726,008.43/x
  3. Step 3: Cross multiply
    22,017,571.56x = 30,380,600.31 × 12,726,008.43
  4. Step 4: Simplify right side
    22,017,571.56x = 386,623,775,653,520.56
  5. Step 5: Solve for x
    x = 386,623,775,653,520.56/22,017,571.56
  6. Step 6: Final answer
    x = 17,559,782.86

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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.