Home / 35,959,676.76-49,629,208.62-20,281,919.40

Finding the Fourth Proportional to 35,959,676.76, 49,629,208.62 and 20,281,919.40

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Solution

The fourth proportional to 35,959,676.76, 49,629,208.62 and 20,281,919.40 is: 27,991,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,959,676.76 : 49,629,208.62 = 20,281,919.40 : x
  2. Step 2: Convert to fraction form
    35,959,676.76/49,629,208.62 = 20,281,919.40/x
  3. Step 3: Cross multiply
    35,959,676.76x = 49,629,208.62 × 20,281,919.40
  4. Step 4: Simplify right side
    35,959,676.76x = 1,006,575,609,116,625.12
  5. Step 5: Solve for x
    x = 1,006,575,609,116,625.12/35,959,676.76
  6. Step 6: Final answer
    x = 27,991,786.91

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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.