Home / 19,186,179.20-28,795,015.20-18,556,323.20

Finding the Fourth Proportional to 19,186,179.20, 28,795,015.20 and 18,556,323.20

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Solution

The fourth proportional to 19,186,179.20, 28,795,015.20 and 18,556,323.20 is: 27,849,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186,179.20 : 28,795,015.20 = 18,556,323.20 : x
  2. Step 2: Convert to fraction form
    19,186,179.20/28,795,015.20 = 18,556,323.20/x
  3. Step 3: Cross multiply
    19,186,179.20x = 28,795,015.20 × 18,556,323.20
  4. Step 4: Simplify right side
    19,186,179.20x = 534,329,608,600,112.62
  5. Step 5: Solve for x
    x = 534,329,608,600,112.62/19,186,179.20
  6. Step 6: Final answer
    x = 27,849,714.27

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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.