Home / 12,048,557.21-16,627,297.85-6,542,164.15

Finding the Fourth Proportional to 12,048,557.21, 16,627,297.85 and 6,542,164.15

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Solution

The fourth proportional to 12,048,557.21, 16,627,297.85 and 6,542,164.15 is: 9,028,343.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048,557.21 : 16,627,297.85 = 6,542,164.15 : x
  2. Step 2: Convert to fraction form
    12,048,557.21/16,627,297.85 = 6,542,164.15/x
  3. Step 3: Cross multiply
    12,048,557.21x = 16,627,297.85 × 6,542,164.15
  4. Step 4: Simplify right side
    12,048,557.21x = 108,778,511,892,695.80
  5. Step 5: Solve for x
    x = 108,778,511,892,695.80/12,048,557.21
  6. Step 6: Final answer
    x = 9,028,343.39

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Why These Related Problems?

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