Home / 54,978,852.84-75,872,126.84-30,199,558.72

Finding the Fourth Proportional to 54,978,852.84, 75,872,126.84 and 30,199,558.72

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Solution

The fourth proportional to 54,978,852.84, 75,872,126.84 and 30,199,558.72 is: 41,676,110.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,978,852.84 : 75,872,126.84 = 30,199,558.72 : x
  2. Step 2: Convert to fraction form
    54,978,852.84/75,872,126.84 = 30,199,558.72/x
  3. Step 3: Cross multiply
    54,978,852.84x = 75,872,126.84 × 30,199,558.72
  4. Step 4: Simplify right side
    54,978,852.84x = 2,291,304,749,715,868
  5. Step 5: Solve for x
    x = 2,291,304,749,715,868/54,978,852.84
  6. Step 6: Final answer
    x = 41,676,110.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.