Home / 12,759,996.88-19,147,963.02-8,503,152.04

Finding the Fourth Proportional to 12,759,996.88, 19,147,963.02 and 8,503,152.04

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Solution

The fourth proportional to 12,759,996.88, 19,147,963.02 and 8,503,152.04 is: 12,760,037.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,759,996.88 : 19,147,963.02 = 8,503,152.04 : x
  2. Step 2: Convert to fraction form
    12,759,996.88/19,147,963.02 = 8,503,152.04/x
  3. Step 3: Cross multiply
    12,759,996.88x = 19,147,963.02 × 8,503,152.04
  4. Step 4: Simplify right side
    12,759,996.88x = 162,818,040,815,357.53
  5. Step 5: Solve for x
    x = 162,818,040,815,357.53/12,759,996.88
  6. Step 6: Final answer
    x = 12,760,037.67

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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.