Home / 11,810,143.60-17,715,215.40-3,831,967.60

Finding the Fourth Proportional to 11,810,143.60, 17,715,215.40 and 3,831,967.60

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Solution

The fourth proportional to 11,810,143.60, 17,715,215.40 and 3,831,967.60 is: 5,747,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810,143.60 : 17,715,215.40 = 3,831,967.60 : x
  2. Step 2: Convert to fraction form
    11,810,143.60/17,715,215.40 = 3,831,967.60/x
  3. Step 3: Cross multiply
    11,810,143.60x = 17,715,215.40 × 3,831,967.60
  4. Step 4: Simplify right side
    11,810,143.60x = 67,884,131,439,821.04
  5. Step 5: Solve for x
    x = 67,884,131,439,821.04/11,810,143.60
  6. Step 6: Final answer
    x = 5,747,951.40

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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.