Home / 11,427,846.40-15,770,621.60-6,271,687.68

Finding the Fourth Proportional to 11,427,846.40, 15,770,621.60 and 6,271,687.68

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Solution

The fourth proportional to 11,427,846.40, 15,770,621.60 and 6,271,687.68 is: 8,655,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427,846.40 : 15,770,621.60 = 6,271,687.68 : x
  2. Step 2: Convert to fraction form
    11,427,846.40/15,770,621.60 = 6,271,687.68/x
  3. Step 3: Cross multiply
    11,427,846.40x = 15,770,621.60 × 6,271,687.68
  4. Step 4: Simplify right side
    11,427,846.40x = 98,908,413,194,661.88
  5. Step 5: Solve for x
    x = 98,908,413,194,661.88/11,427,846.40
  6. Step 6: Final answer
    x = 8,655,035.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.