Home / 11,808,181.80-17,712,272.70-6,760,002.60

Finding the Fourth Proportional to 11,808,181.80, 17,712,272.70 and 6,760,002.60

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Solution

The fourth proportional to 11,808,181.80, 17,712,272.70 and 6,760,002.60 is: 10,140,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808,181.80 : 17,712,272.70 = 6,760,002.60 : x
  2. Step 2: Convert to fraction form
    11,808,181.80/17,712,272.70 = 6,760,002.60/x
  3. Step 3: Cross multiply
    11,808,181.80x = 17,712,272.70 × 6,760,002.60
  4. Step 4: Simplify right side
    11,808,181.80x = 119,735,009,503,909.02
  5. Step 5: Solve for x
    x = 119,735,009,503,909.02/11,808,181.80
  6. Step 6: Final answer
    x = 10,140,003.90

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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.