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Finding the Fourth Proportional to 11,975,647.74, 17,963,213.84 and 3,339,518.34

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Solution

The fourth proportional to 11,975,647.74, 17,963,213.84 and 3,339,518.34 is: 5,009,205.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975,647.74 : 17,963,213.84 = 3,339,518.34 : x
  2. Step 2: Convert to fraction form
    11,975,647.74/17,963,213.84 = 3,339,518.34/x
  3. Step 3: Cross multiply
    11,975,647.74x = 17,963,213.84 × 3,339,518.34
  4. Step 4: Simplify right side
    11,975,647.74x = 59,988,482,064,021.82
  5. Step 5: Solve for x
    x = 59,988,482,064,021.82/11,975,647.74
  6. Step 6: Final answer
    x = 5,009,205.63

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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.