Home / 12,294,523.80-18,441,785.70-9,903,039.30

Finding the Fourth Proportional to 12,294,523.80, 18,441,785.70 and 9,903,039.30

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Solution

The fourth proportional to 12,294,523.80, 18,441,785.70 and 9,903,039.30 is: 14,854,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,523.80 : 18,441,785.70 = 9,903,039.30 : x
  2. Step 2: Convert to fraction form
    12,294,523.80/18,441,785.70 = 9,903,039.30/x
  3. Step 3: Cross multiply
    12,294,523.80x = 18,441,785.70 × 9,903,039.30
  4. Step 4: Simplify right side
    12,294,523.80x = 182,629,728,549,278.03
  5. Step 5: Solve for x
    x = 182,629,728,549,278.03/12,294,523.80
  6. Step 6: Final answer
    x = 14,854,558.95

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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.