Home / 14,571,204.80-20,108,168.64-8,045,240.96

Finding the Fourth Proportional to 14,571,204.80, 20,108,168.64 and 8,045,240.96

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Solution

The fourth proportional to 14,571,204.80, 20,108,168.64 and 8,045,240.96 is: 11,102,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571,204.80 : 20,108,168.64 = 8,045,240.96 : x
  2. Step 2: Convert to fraction form
    14,571,204.80/20,108,168.64 = 8,045,240.96/x
  3. Step 3: Cross multiply
    14,571,204.80x = 20,108,168.64 × 8,045,240.96
  4. Step 4: Simplify right side
    14,571,204.80x = 161,775,061,973,115.50
  5. Step 5: Solve for x
    x = 161,775,061,973,115.50/14,571,204.80
  6. Step 6: Final answer
    x = 11,102,380.63

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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.