Home / 11,181,235.20-16,771,852.80-8,493,849.60

Finding the Fourth Proportional to 11,181,235.20, 16,771,852.80 and 8,493,849.60

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Solution

The fourth proportional to 11,181,235.20, 16,771,852.80 and 8,493,849.60 is: 12,740,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181,235.20 : 16,771,852.80 = 8,493,849.60 : x
  2. Step 2: Convert to fraction form
    11,181,235.20/16,771,852.80 = 8,493,849.60/x
  3. Step 3: Cross multiply
    11,181,235.20x = 16,771,852.80 × 8,493,849.60
  4. Step 4: Simplify right side
    11,181,235.20x = 142,457,595,196,538.88
  5. Step 5: Solve for x
    x = 142,457,595,196,538.88/11,181,235.20
  6. Step 6: Final answer
    x = 12,740,774.40

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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.