Home / 11,994,068.70-17,991,089.07-3,907,031.28

Finding the Fourth Proportional to 11,994,068.70, 17,991,089.07 and 3,907,031.28

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Solution

The fourth proportional to 11,994,068.70, 17,991,089.07 and 3,907,031.28 is: 5,860,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994,068.70 : 17,991,089.07 = 3,907,031.28 : x
  2. Step 2: Convert to fraction form
    11,994,068.70/17,991,089.07 = 3,907,031.28/x
  3. Step 3: Cross multiply
    11,994,068.70x = 17,991,089.07 × 3,907,031.28
  4. Step 4: Simplify right side
    11,994,068.70x = 70,291,747,757,756.11
  5. Step 5: Solve for x
    x = 70,291,747,757,756.11/11,994,068.70
  6. Step 6: Final answer
    x = 5,860,542.37

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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.