Home / 17,888,501.20-26,819,629.80-7,100,467.60

Finding the Fourth Proportional to 17,888,501.20, 26,819,629.80 and 7,100,467.60

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Solution

The fourth proportional to 17,888,501.20, 26,819,629.80 and 7,100,467.60 is: 10,645,492.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888,501.20 : 26,819,629.80 = 7,100,467.60 : x
  2. Step 2: Convert to fraction form
    17,888,501.20/26,819,629.80 = 7,100,467.60/x
  3. Step 3: Cross multiply
    17,888,501.20x = 26,819,629.80 × 7,100,467.60
  4. Step 4: Simplify right side
    17,888,501.20x = 190,431,912,438,894.47
  5. Step 5: Solve for x
    x = 190,431,912,438,894.47/17,888,501.20
  6. Step 6: Final answer
    x = 10,645,492.90

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1.5x scale

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.