Home / 12,685,449.14-19,022,458.34-7,570,240.82

Finding the Fourth Proportional to 12,685,449.14, 19,022,458.34 and 7,570,240.82

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Solution

The fourth proportional to 12,685,449.14, 19,022,458.34 and 7,570,240.82 is: 11,351,950.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,685,449.14 : 19,022,458.34 = 7,570,240.82 : x
  2. Step 2: Convert to fraction form
    12,685,449.14/19,022,458.34 = 7,570,240.82/x
  3. Step 3: Cross multiply
    12,685,449.14x = 19,022,458.34 × 7,570,240.82
  4. Step 4: Simplify right side
    12,685,449.14x = 144,004,590,546,030.78
  5. Step 5: Solve for x
    x = 144,004,590,546,030.78/12,685,449.14
  6. Step 6: Final answer
    x = 11,351,950.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.