Home / 21,856,600.80-32,786,492.40-8,393,428.80

Finding the Fourth Proportional to 21,856,600.80, 32,786,492.40 and 8,393,428.80

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Solution

The fourth proportional to 21,856,600.80, 32,786,492.40 and 8,393,428.80 is: 12,590,754.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,856,600.80 : 32,786,492.40 = 8,393,428.80 : x
  2. Step 2: Convert to fraction form
    21,856,600.80/32,786,492.40 = 8,393,428.80/x
  3. Step 3: Cross multiply
    21,856,600.80x = 32,786,492.40 × 8,393,428.80
  4. Step 4: Simplify right side
    21,856,600.80x = 275,191,089,561,141.12
  5. Step 5: Solve for x
    x = 275,191,089,561,141.12/21,856,600.80
  6. Step 6: Final answer
    x = 12,590,754.26

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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.