Home / 14,077,992.82-19,427,630.09-7,639,464.82

Finding the Fourth Proportional to 14,077,992.82, 19,427,630.09 and 7,639,464.82

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Solution

The fourth proportional to 14,077,992.82, 19,427,630.09 and 7,639,464.82 is: 10,542,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,077,992.82 : 19,427,630.09 = 7,639,464.82 : x
  2. Step 2: Convert to fraction form
    14,077,992.82/19,427,630.09 = 7,639,464.82/x
  3. Step 3: Cross multiply
    14,077,992.82x = 19,427,630.09 × 7,639,464.82
  4. Step 4: Simplify right side
    14,077,992.82x = 148,416,696,608,528.44
  5. Step 5: Solve for x
    x = 148,416,696,608,528.44/14,077,992.82
  6. Step 6: Final answer
    x = 10,542,461.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.