Home / 20,082,497.51-27,714,431.16-11,380,380.77

Finding the Fourth Proportional to 20,082,497.51, 27,714,431.16 and 11,380,380.77

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Solution

The fourth proportional to 20,082,497.51, 27,714,431.16 and 11,380,380.77 is: 15,705,256.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,082,497.51 : 27,714,431.16 = 11,380,380.77 : x
  2. Step 2: Convert to fraction form
    20,082,497.51/27,714,431.16 = 11,380,380.77/x
  3. Step 3: Cross multiply
    20,082,497.51x = 27,714,431.16 × 11,380,380.77
  4. Step 4: Simplify right side
    20,082,497.51x = 315,400,779,367,850.88
  5. Step 5: Solve for x
    x = 315,400,779,367,850.88/20,082,497.51
  6. Step 6: Final answer
    x = 15,705,256.74

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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.