Home / 69,448,287.42-104,162,290.58-20,250,920.32

Finding the Fourth Proportional to 69,448,287.42, 104,162,290.58 and 20,250,920.32

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Solution

The fourth proportional to 69,448,287.42, 104,162,290.58 and 20,250,920.32 is: 30,373,423.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,448,287.42 : 104,162,290.58 = 20,250,920.32 : x
  2. Step 2: Convert to fraction form
    69,448,287.42/104,162,290.58 = 20,250,920.32/x
  3. Step 3: Cross multiply
    69,448,287.42x = 104,162,290.58 × 20,250,920.32
  4. Step 4: Simplify right side
    69,448,287.42x = 2,109,382,246,674,488
  5. Step 5: Solve for x
    x = 2,109,382,246,674,488/69,448,287.42
  6. Step 6: Final answer
    x = 30,373,423.52

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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.