Home / 11,242,165.10-16,836,675.60-7,628,366.30

Finding the Fourth Proportional to 11,242,165.10, 16,836,675.60 and 7,628,366.30

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Solution

The fourth proportional to 11,242,165.10, 16,836,675.60 and 7,628,366.30 is: 11,424,519.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242,165.10 : 16,836,675.60 = 7,628,366.30 : x
  2. Step 2: Convert to fraction form
    11,242,165.10/16,836,675.60 = 7,628,366.30/x
  3. Step 3: Cross multiply
    11,242,165.10x = 16,836,675.60 × 7,628,366.30
  4. Step 4: Simplify right side
    11,242,165.10x = 128,436,328,751,072.28
  5. Step 5: Solve for x
    x = 128,436,328,751,072.28/11,242,165.10
  6. Step 6: Final answer
    x = 11,424,519.00

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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.