Home / 11,972,696.40-17,961,377.40-4,783,006.80

Finding the Fourth Proportional to 11,972,696.40, 17,961,377.40 and 4,783,006.80

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Solution

The fourth proportional to 11,972,696.40, 17,961,377.40 and 4,783,006.80 is: 7,175,442.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972,696.40 : 17,961,377.40 = 4,783,006.80 : x
  2. Step 2: Convert to fraction form
    11,972,696.40/17,961,377.40 = 4,783,006.80/x
  3. Step 3: Cross multiply
    11,972,696.40x = 17,961,377.40 × 4,783,006.80
  4. Step 4: Simplify right side
    11,972,696.40x = 85,909,390,241,566.31
  5. Step 5: Solve for x
    x = 85,909,390,241,566.31/11,972,696.40
  6. Step 6: Final answer
    x = 7,175,442.14

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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.