Home / 14,640,261.50-20,203,562.75-8,114,312.27

Finding the Fourth Proportional to 14,640,261.50, 20,203,562.75 and 8,114,312.27

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Solution

The fourth proportional to 14,640,261.50, 20,203,562.75 and 8,114,312.27 is: 11,197,751.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640,261.50 : 20,203,562.75 = 8,114,312.27 : x
  2. Step 2: Convert to fraction form
    14,640,261.50/20,203,562.75 = 8,114,312.27/x
  3. Step 3: Cross multiply
    14,640,261.50x = 20,203,562.75 × 8,114,312.27
  4. Step 4: Simplify right side
    14,640,261.50x = 163,938,016,978,450.56
  5. Step 5: Solve for x
    x = 163,938,016,978,450.56/14,640,261.50
  6. Step 6: Final answer
    x = 11,197,751.97

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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.