Home / 36,390,619.20-50,219,297.28-19,870,858.47

Finding the Fourth Proportional to 36,390,619.20, 50,219,297.28 and 19,870,858.47

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Solution

The fourth proportional to 36,390,619.20, 50,219,297.28 and 19,870,858.47 is: 27,421,917.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,390,619.20 : 50,219,297.28 = 19,870,858.47 : x
  2. Step 2: Convert to fraction form
    36,390,619.20/50,219,297.28 = 19,870,858.47/x
  3. Step 3: Cross multiply
    36,390,619.20x = 50,219,297.28 × 19,870,858.47
  4. Step 4: Simplify right side
    36,390,619.20x = 997,900,548,713,735.88
  5. Step 5: Solve for x
    x = 997,900,548,713,735.88/36,390,619.20
  6. Step 6: Final answer
    x = 27,421,917.26

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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.