Home / 11,213,961.60-16,828,815.60-4,828,796.40

Finding the Fourth Proportional to 11,213,961.60, 16,828,815.60 and 4,828,796.40

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Solution

The fourth proportional to 11,213,961.60, 16,828,815.60 and 4,828,796.40 is: 7,246,584.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213,961.60 : 16,828,815.60 = 4,828,796.40 : x
  2. Step 2: Convert to fraction form
    11,213,961.60/16,828,815.60 = 4,828,796.40/x
  3. Step 3: Cross multiply
    11,213,961.60x = 16,828,815.60 × 4,828,796.40
  4. Step 4: Simplify right side
    11,213,961.60x = 81,262,924,185,543.86
  5. Step 5: Solve for x
    x = 81,262,924,185,543.86/11,213,961.60
  6. Step 6: Final answer
    x = 7,246,584.85

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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.