Home / 13,708,247.12-18,925,982.46-8,821,961

Finding the Fourth Proportional to 13,708,247.12, 18,925,982.46 and 8,821,961

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Solution

The fourth proportional to 13,708,247.12, 18,925,982.46 and 8,821,961 is: 12,179,841.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,708,247.12 : 18,925,982.46 = 8,821,961 : x
  2. Step 2: Convert to fraction form
    13,708,247.12/18,925,982.46 = 8,821,961/x
  3. Step 3: Cross multiply
    13,708,247.12x = 18,925,982.46 × 8,821,961
  4. Step 4: Simplify right side
    13,708,247.12x = 166,964,279,148,804.06
  5. Step 5: Solve for x
    x = 166,964,279,148,804.06/13,708,247.12
  6. Step 6: Final answer
    x = 12,179,841.64

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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.