Home / 12,711,003.85-19,059,325.30-11,626,427.49

Finding the Fourth Proportional to 12,711,003.85, 19,059,325.30 and 11,626,427.49

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Solution

The fourth proportional to 12,711,003.85, 19,059,325.30 and 11,626,427.49 is: 17,433,073.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711,003.85 : 19,059,325.30 = 11,626,427.49 : x
  2. Step 2: Convert to fraction form
    12,711,003.85/19,059,325.30 = 11,626,427.49/x
  3. Step 3: Cross multiply
    12,711,003.85x = 19,059,325.30 × 11,626,427.49
  4. Step 4: Simplify right side
    12,711,003.85x = 221,591,863,608,772.50
  5. Step 5: Solve for x
    x = 221,591,863,608,772.50/12,711,003.85
  6. Step 6: Final answer
    x = 17,433,073.44

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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.