Home / 12,003,999.75-16,565,520.47-6,571,491.75

Finding the Fourth Proportional to 12,003,999.75, 16,565,520.47 and 6,571,491.75

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Solution

The fourth proportional to 12,003,999.75, 16,565,520.47 and 6,571,491.75 is: 9,068,659.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003,999.75 : 16,565,520.47 = 6,571,491.75 : x
  2. Step 2: Convert to fraction form
    12,003,999.75/16,565,520.47 = 6,571,491.75/x
  3. Step 3: Cross multiply
    12,003,999.75x = 16,565,520.47 × 6,571,491.75
  4. Step 4: Simplify right side
    12,003,999.75x = 108,860,181,103,061.12
  5. Step 5: Solve for x
    x = 108,860,181,103,061.12/12,003,999.75
  6. Step 6: Final answer
    x = 9,068,659.06

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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.