Home / 11,678,885.96-15,999,807.73-11,242,231.40

Finding the Fourth Proportional to 11,678,885.96, 15,999,807.73 and 11,242,231.40

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Solution

The fourth proportional to 11,678,885.96, 15,999,807.73 and 11,242,231.40 is: 15,401,600.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,678,885.96 : 15,999,807.73 = 11,242,231.40 : x
  2. Step 2: Convert to fraction form
    11,678,885.96/15,999,807.73 = 11,242,231.40/x
  3. Step 3: Cross multiply
    11,678,885.96x = 15,999,807.73 × 11,242,231.40
  4. Step 4: Simplify right side
    11,678,885.96x = 179,873,540,856,168.72
  5. Step 5: Solve for x
    x = 179,873,540,856,168.72/11,678,885.96
  6. Step 6: Final answer
    x = 15,401,600.93

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.