Home / 8,311,971.80-11,470,412.43-4,640,950.85

Finding the Fourth Proportional to 8,311,971.80, 11,470,412.43 and 4,640,950.85

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Solution

The fourth proportional to 8,311,971.80, 11,470,412.43 and 4,640,950.85 is: 6,404,451.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,971.80 : 11,470,412.43 = 4,640,950.85 : x
  2. Step 2: Convert to fraction form
    8,311,971.80/11,470,412.43 = 4,640,950.85/x
  3. Step 3: Cross multiply
    8,311,971.80x = 11,470,412.43 × 4,640,950.85
  4. Step 4: Simplify right side
    8,311,971.80x = 53,233,620,259,507
  5. Step 5: Solve for x
    x = 53,233,620,259,507/8,311,971.80
  6. Step 6: Final answer
    x = 6,404,451.50

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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.