Home / 12,621,072.43-18,940,127.01-4,943,764.99

Finding the Fourth Proportional to 12,621,072.43, 18,940,127.01 and 4,943,764.99

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Solution

The fourth proportional to 12,621,072.43, 18,940,127.01 and 4,943,764.99 is: 7,418,984.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,621,072.43 : 18,940,127.01 = 4,943,764.99 : x
  2. Step 2: Convert to fraction form
    12,621,072.43/18,940,127.01 = 4,943,764.99/x
  3. Step 3: Cross multiply
    12,621,072.43x = 18,940,127.01 × 4,943,764.99
  4. Step 4: Simplify right side
    12,621,072.43x = 93,635,536,818,191.39
  5. Step 5: Solve for x
    x = 93,635,536,818,191.39/12,621,072.43
  6. Step 6: Final answer
    x = 7,418,984.19

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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.