Home / 14,015,900.80-21,023,851.20-11,181,548.80

Finding the Fourth Proportional to 14,015,900.80, 21,023,851.20 and 11,181,548.80

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Solution

The fourth proportional to 14,015,900.80, 21,023,851.20 and 11,181,548.80 is: 16,772,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015,900.80 : 21,023,851.20 = 11,181,548.80 : x
  2. Step 2: Convert to fraction form
    14,015,900.80/21,023,851.20 = 11,181,548.80/x
  3. Step 3: Cross multiply
    14,015,900.80x = 21,023,851.20 × 11,181,548.80
  4. Step 4: Simplify right side
    14,015,900.80x = 235,079,218,156,738.56
  5. Step 5: Solve for x
    x = 235,079,218,156,738.56/14,015,900.80
  6. Step 6: Final answer
    x = 16,772,323.20

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1.5x scale

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.