Home / 74,149,698.77-111,229,172.64-19,562,336.65

Finding the Fourth Proportional to 74,149,698.77, 111,229,172.64 and 19,562,336.65

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Solution

The fourth proportional to 74,149,698.77, 111,229,172.64 and 19,562,336.65 is: 29,344,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,149,698.77 : 111,229,172.64 = 19,562,336.65 : x
  2. Step 2: Convert to fraction form
    74,149,698.77/111,229,172.64 = 19,562,336.65/x
  3. Step 3: Cross multiply
    74,149,698.77x = 111,229,172.64 × 19,562,336.65
  4. Step 4: Simplify right side
    74,149,698.77x = 2,175,902,520,279,935.25
  5. Step 5: Solve for x
    x = 2,175,902,520,279,935.25/74,149,698.77
  6. Step 6: Final answer
    x = 29,344,725.01

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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.