Home / 10,728,009.15-16,092,013.73-10,014,172.35

Finding the Fourth Proportional to 10,728,009.15, 16,092,013.73 and 10,014,172.35

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Solution

The fourth proportional to 10,728,009.15, 16,092,013.73 and 10,014,172.35 is: 15,021,258.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,009.15 : 16,092,013.73 = 10,014,172.35 : x
  2. Step 2: Convert to fraction form
    10,728,009.15/16,092,013.73 = 10,014,172.35/x
  3. Step 3: Cross multiply
    10,728,009.15x = 16,092,013.73 × 10,014,172.35
  4. Step 4: Simplify right side
    10,728,009.15x = 161,148,198,950,786.38
  5. Step 5: Solve for x
    x = 161,148,198,950,786.38/10,728,009.15
  6. Step 6: Final answer
    x = 15,021,258.53

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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.