Home / 7,762,914.36-11,629,447.43-4,340,821.77

Finding the Fourth Proportional to 7,762,914.36, 11,629,447.43 and 4,340,821.77

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Solution

The fourth proportional to 7,762,914.36, 11,629,447.43 and 4,340,821.77 is: 6,502,887.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,762,914.36 : 11,629,447.43 = 4,340,821.77 : x
  2. Step 2: Convert to fraction form
    7,762,914.36/11,629,447.43 = 4,340,821.77/x
  3. Step 3: Cross multiply
    7,762,914.36x = 11,629,447.43 × 4,340,821.77
  4. Step 4: Simplify right side
    7,762,914.36x = 50,481,358,555,510.44
  5. Step 5: Solve for x
    x = 50,481,358,555,510.44/7,762,914.36
  6. Step 6: Final answer
    x = 6,502,887.47

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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.