Home / 11,231,992.80-16,847,989.20-7,449,746.40

Finding the Fourth Proportional to 11,231,992.80, 16,847,989.20 and 7,449,746.40

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Solution

The fourth proportional to 11,231,992.80, 16,847,989.20 and 7,449,746.40 is: 11,174,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231,992.80 : 16,847,989.20 = 7,449,746.40 : x
  2. Step 2: Convert to fraction form
    11,231,992.80/16,847,989.20 = 7,449,746.40/x
  3. Step 3: Cross multiply
    11,231,992.80x = 16,847,989.20 × 7,449,746.40
  4. Step 4: Simplify right side
    11,231,992.80x = 125,513,246,889,938.88
  5. Step 5: Solve for x
    x = 125,513,246,889,938.88/11,231,992.80
  6. Step 6: Final answer
    x = 11,174,619.60

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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.