Home / 35,939,393.82-49,620,303.54-21,259,775.97

Finding the Fourth Proportional to 35,939,393.82, 49,620,303.54 and 21,259,775.97

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Solution

The fourth proportional to 35,939,393.82, 49,620,303.54 and 21,259,775.97 is: 29,352,652.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,939,393.82 : 49,620,303.54 = 21,259,775.97 : x
  2. Step 2: Convert to fraction form
    35,939,393.82/49,620,303.54 = 21,259,775.97/x
  3. Step 3: Cross multiply
    35,939,393.82x = 49,620,303.54 × 21,259,775.97
  4. Step 4: Simplify right side
    35,939,393.82x = 1,054,916,536,823,797.88
  5. Step 5: Solve for x
    x = 1,054,916,536,823,797.88/35,939,393.82
  6. Step 6: Final answer
    x = 29,352,652.47

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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.