Home / 8,788,961.60-13,193,272.80-8,211,425.60

Finding the Fourth Proportional to 8,788,961.60, 13,193,272.80 and 8,211,425.60

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Solution

The fourth proportional to 8,788,961.60, 13,193,272.80 and 8,211,425.60 is: 12,326,322.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788,961.60 : 13,193,272.80 = 8,211,425.60 : x
  2. Step 2: Convert to fraction form
    8,788,961.60/13,193,272.80 = 8,211,425.60/x
  3. Step 3: Cross multiply
    8,788,961.60x = 13,193,272.80 × 8,211,425.60
  4. Step 4: Simplify right side
    8,788,961.60x = 108,335,578,017,703.69
  5. Step 5: Solve for x
    x = 108,335,578,017,703.69/8,788,961.60
  6. Step 6: Final answer
    x = 12,326,322.83

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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.