Home / 37,715,828.14-52,048,206.75-21,418,420.78

Finding the Fourth Proportional to 37,715,828.14, 52,048,206.75 and 21,418,420.78

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Solution

The fourth proportional to 37,715,828.14, 52,048,206.75 and 21,418,420.78 is: 29,557,627.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,715,828.14 : 52,048,206.75 = 21,418,420.78 : x
  2. Step 2: Convert to fraction form
    37,715,828.14/52,048,206.75 = 21,418,420.78/x
  3. Step 3: Cross multiply
    37,715,828.14x = 52,048,206.75 × 21,418,420.78
  4. Step 4: Simplify right side
    37,715,828.14x = 1,114,790,393,015,936.38
  5. Step 5: Solve for x
    x = 1,114,790,393,015,936.38/37,715,828.14
  6. Step 6: Final answer
    x = 29,557,627.34

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Why These Related Problems?

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