Home / 60,728,172.53-91,019,072.37-27,893,431.72

Finding the Fourth Proportional to 60,728,172.53, 91,019,072.37 and 27,893,431.72

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Solution

The fourth proportional to 60,728,172.53, 91,019,072.37 and 27,893,431.72 is: 41,806,531.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,728,172.53 : 91,019,072.37 = 27,893,431.72 : x
  2. Step 2: Convert to fraction form
    60,728,172.53/91,019,072.37 = 27,893,431.72/x
  3. Step 3: Cross multiply
    60,728,172.53x = 91,019,072.37 × 27,893,431.72
  4. Step 4: Simplify right side
    60,728,172.53x = 2,538,834,280,370,333.50
  5. Step 5: Solve for x
    x = 2,538,834,280,370,333.50/60,728,172.53
  6. Step 6: Final answer
    x = 41,806,531.87

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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.