Home / 8,321,686.34-11,483,121.38-5,223,219.26

Finding the Fourth Proportional to 8,321,686.34, 11,483,121.38 and 5,223,219.26

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Solution

The fourth proportional to 8,321,686.34, 11,483,121.38 and 5,223,219.26 is: 7,207,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,686.34 : 11,483,121.38 = 5,223,219.26 : x
  2. Step 2: Convert to fraction form
    8,321,686.34/11,483,121.38 = 5,223,219.26/x
  3. Step 3: Cross multiply
    8,321,686.34x = 11,483,121.38 × 5,223,219.26
  4. Step 4: Simplify right side
    8,321,686.34x = 59,978,860,673,402.08
  5. Step 5: Solve for x
    x = 59,978,860,673,402.08/8,321,686.34
  6. Step 6: Final answer
    x = 7,207,536.82

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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.