Home / 11,897,731.15-16,419,111.61-6,465,573.07

Finding the Fourth Proportional to 11,897,731.15, 16,419,111.61 and 6,465,573.07

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Solution

The fourth proportional to 11,897,731.15, 16,419,111.61 and 6,465,573.07 is: 8,922,622.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897,731.15 : 16,419,111.61 = 6,465,573.07 : x
  2. Step 2: Convert to fraction form
    11,897,731.15/16,419,111.61 = 6,465,573.07/x
  3. Step 3: Cross multiply
    11,897,731.15x = 16,419,111.61 × 6,465,573.07
  4. Step 4: Simplify right side
    11,897,731.15x = 106,158,965,858,940.34
  5. Step 5: Solve for x
    x = 106,158,965,858,940.34/11,897,731.15
  6. Step 6: Final answer
    x = 8,922,622.68

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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.