Home / 69,940,126.08-104,922,319.68-21,416,836.32

Finding the Fourth Proportional to 69,940,126.08, 104,922,319.68 and 21,416,836.32

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Solution

The fourth proportional to 69,940,126.08, 104,922,319.68 and 21,416,836.32 is: 32,128,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,940,126.08 : 104,922,319.68 = 21,416,836.32 : x
  2. Step 2: Convert to fraction form
    69,940,126.08/104,922,319.68 = 21,416,836.32/x
  3. Step 3: Cross multiply
    69,940,126.08x = 104,922,319.68 × 21,416,836.32
  4. Step 4: Simplify right side
    69,940,126.08x = 2,247,104,146,901,275
  5. Step 5: Solve for x
    x = 2,247,104,146,901,275/69,940,126.08
  6. Step 6: Final answer
    x = 32,128,969.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.