Home / 8,311,684.06-11,470,012.20-4,640,656.84

Finding the Fourth Proportional to 8,311,684.06, 11,470,012.20 and 4,640,656.84

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Solution

The fourth proportional to 8,311,684.06, 11,470,012.20 and 4,640,656.84 is: 6,404,044.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,684.06 : 11,470,012.20 = 4,640,656.84 : x
  2. Step 2: Convert to fraction form
    8,311,684.06/11,470,012.20 = 4,640,656.84/x
  3. Step 3: Cross multiply
    8,311,684.06x = 11,470,012.20 × 4,640,656.84
  4. Step 4: Simplify right side
    8,311,684.06x = 53,228,390,570,813.45
  5. Step 5: Solve for x
    x = 53,228,390,570,813.45/8,311,684.06
  6. Step 6: Final answer
    x = 6,404,044.02

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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.