Home / 12,777,323.10-19,134,491.85-8,494,302.30

Finding the Fourth Proportional to 12,777,323.10, 19,134,491.85 and 8,494,302.30

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Solution

The fourth proportional to 12,777,323.10, 19,134,491.85 and 8,494,302.30 is: 12,720,517.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,777,323.10 : 19,134,491.85 = 8,494,302.30 : x
  2. Step 2: Convert to fraction form
    12,777,323.10/19,134,491.85 = 8,494,302.30/x
  3. Step 3: Cross multiply
    12,777,323.10x = 19,134,491.85 × 8,494,302.30
  4. Step 4: Simplify right side
    12,777,323.10x = 162,534,158,130,786.28
  5. Step 5: Solve for x
    x = 162,534,158,130,786.28/12,777,323.10
  6. Step 6: Final answer
    x = 12,720,517.19

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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.