Home / 13,523,455.44-20,236,694.94-11,708,064.72

Finding the Fourth Proportional to 13,523,455.44, 20,236,694.94 and 11,708,064.72

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Solution

The fourth proportional to 13,523,455.44, 20,236,694.94 and 11,708,064.72 is: 17,520,117.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523,455.44 : 20,236,694.94 = 11,708,064.72 : x
  2. Step 2: Convert to fraction form
    13,523,455.44/20,236,694.94 = 11,708,064.72/x
  3. Step 3: Cross multiply
    13,523,455.44x = 20,236,694.94 × 11,708,064.72
  4. Step 4: Simplify right side
    13,523,455.44x = 236,932,534,076,416.53
  5. Step 5: Solve for x
    x = 236,932,534,076,416.53/13,523,455.44
  6. Step 6: Final answer
    x = 17,520,117.93

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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.