Home / 19,511,093.31-29,264,361.80-7,838,992.25

Finding the Fourth Proportional to 19,511,093.31, 29,264,361.80 and 7,838,992.25

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Solution

The fourth proportional to 19,511,093.31, 29,264,361.80 and 7,838,992.25 is: 11,757,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511,093.31 : 29,264,361.80 = 7,838,992.25 : x
  2. Step 2: Convert to fraction form
    19,511,093.31/29,264,361.80 = 7,838,992.25/x
  3. Step 3: Cross multiply
    19,511,093.31x = 29,264,361.80 × 7,838,992.25
  4. Step 4: Simplify right side
    19,511,093.31x = 229,403,105,357,926.69
  5. Step 5: Solve for x
    x = 229,403,105,357,926.69/19,511,093.31
  6. Step 6: Final answer
    x = 11,757,573.08

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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.