Home / 20,498,927.14-28,287,171.44-11,795,695.03

Finding the Fourth Proportional to 20,498,927.14, 28,287,171.44 and 11,795,695.03

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Solution

The fourth proportional to 20,498,927.14, 28,287,171.44 and 11,795,695.03 is: 16,277,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,498,927.14 : 28,287,171.44 = 11,795,695.03 : x
  2. Step 2: Convert to fraction form
    20,498,927.14/28,287,171.44 = 11,795,695.03/x
  3. Step 3: Cross multiply
    20,498,927.14x = 28,287,171.44 × 11,795,695.03
  4. Step 4: Simplify right side
    20,498,927.14x = 333,666,847,508,587.44
  5. Step 5: Solve for x
    x = 333,666,847,508,587.44/20,498,927.14
  6. Step 6: Final answer
    x = 16,277,283.45

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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.