Home / 30,250,858.14-41,749,713.54-17,200,072.50

Finding the Fourth Proportional to 30,250,858.14, 41,749,713.54 and 17,200,072.50

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Solution

The fourth proportional to 30,250,858.14, 41,749,713.54 and 17,200,072.50 is: 23,738,106.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,250,858.14 : 41,749,713.54 = 17,200,072.50 : x
  2. Step 2: Convert to fraction form
    30,250,858.14/41,749,713.54 = 17,200,072.50/x
  3. Step 3: Cross multiply
    30,250,858.14x = 41,749,713.54 × 17,200,072.50
  4. Step 4: Simplify right side
    30,250,858.14x = 718,098,099,742,231.62
  5. Step 5: Solve for x
    x = 718,098,099,742,231.62/30,250,858.14
  6. Step 6: Final answer
    x = 23,738,106.75

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1.5x scale

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.