Home / 8,311,683.06-11,470,010.82-4,640,655.84

Finding the Fourth Proportional to 8,311,683.06, 11,470,010.82 and 4,640,655.84

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Solution

The fourth proportional to 8,311,683.06, 11,470,010.82 and 4,640,655.84 is: 6,404,042.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,683.06 : 11,470,010.82 = 4,640,655.84 : x
  2. Step 2: Convert to fraction form
    8,311,683.06/11,470,010.82 = 4,640,655.84/x
  3. Step 3: Cross multiply
    8,311,683.06x = 11,470,010.82 × 4,640,655.84
  4. Step 4: Simplify right side
    8,311,683.06x = 53,228,372,696,696.19
  5. Step 5: Solve for x
    x = 53,228,372,696,696.19/8,311,683.06
  6. Step 6: Final answer
    x = 6,404,042.64

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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.