Home / 28,973,477.44-39,981,058.68-16,751,121.76

Finding the Fourth Proportional to 28,973,477.44, 39,981,058.68 and 16,751,121.76

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Solution

The fourth proportional to 28,973,477.44, 39,981,058.68 and 16,751,121.76 is: 23,115,195.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,477.44 : 39,981,058.68 = 16,751,121.76 : x
  2. Step 2: Convert to fraction form
    28,973,477.44/39,981,058.68 = 16,751,121.76/x
  3. Step 3: Cross multiply
    28,973,477.44x = 39,981,058.68 × 16,751,121.76
  4. Step 4: Simplify right side
    28,973,477.44x = 669,727,582,042,384.88
  5. Step 5: Solve for x
    x = 669,727,582,042,384.88/28,973,477.44
  6. Step 6: Final answer
    x = 23,115,195.04

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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.