Home / 11,043,448.54-16,543,622.61-8,603,175.63

Finding the Fourth Proportional to 11,043,448.54, 16,543,622.61 and 8,603,175.63

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Solution

The fourth proportional to 11,043,448.54, 16,543,622.61 and 8,603,175.63 is: 12,887,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043,448.54 : 16,543,622.61 = 8,603,175.63 : x
  2. Step 2: Convert to fraction form
    11,043,448.54/16,543,622.61 = 8,603,175.63/x
  3. Step 3: Cross multiply
    11,043,448.54x = 16,543,622.61 × 8,603,175.63
  4. Step 4: Simplify right side
    11,043,448.54x = 142,327,690,827,253.12
  5. Step 5: Solve for x
    x = 142,327,690,827,253.12/11,043,448.54
  6. Step 6: Final answer
    x = 12,887,975.20

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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.