Home / 21,728,110.30-32,592,165.45-8,263,188.70

Finding the Fourth Proportional to 21,728,110.30, 32,592,165.45 and 8,263,188.70

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Solution

The fourth proportional to 21,728,110.30, 32,592,165.45 and 8,263,188.70 is: 12,394,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,728,110.30 : 32,592,165.45 = 8,263,188.70 : x
  2. Step 2: Convert to fraction form
    21,728,110.30/32,592,165.45 = 8,263,188.70/x
  3. Step 3: Cross multiply
    21,728,110.30x = 32,592,165.45 × 8,263,188.70
  4. Step 4: Simplify right side
    21,728,110.30x = 269,315,213,254,970.41
  5. Step 5: Solve for x
    x = 269,315,213,254,970.41/21,728,110.30
  6. Step 6: Final answer
    x = 12,394,783.05

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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.