Home / 7,951,668.40-11,916,467.60-3,623,140.32

Finding the Fourth Proportional to 7,951,668.40, 11,916,467.60 and 3,623,140.32

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Solution

The fourth proportional to 7,951,668.40, 11,916,467.60 and 3,623,140.32 is: 5,429,682.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951,668.40 : 11,916,467.60 = 3,623,140.32 : x
  2. Step 2: Convert to fraction form
    7,951,668.40/11,916,467.60 = 3,623,140.32/x
  3. Step 3: Cross multiply
    7,951,668.40x = 11,916,467.60 × 3,623,140.32
  4. Step 4: Simplify right side
    7,951,668.40x = 43,175,034,233,533.62
  5. Step 5: Solve for x
    x = 43,175,034,233,533.62/7,951,668.40
  6. Step 6: Final answer
    x = 5,429,682.43

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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.