Finding the Fourth Proportional to 11,009,660.52, 15,192,911.30 and 6,115,196.54
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Solution
The fourth proportional to 11,009,660.52, 15,192,911.30 and 6,115,196.54 is: 8,438,737.81
Step by Step Solution
- Step 1: Write the proportion equation
11,009,660.52 : 15,192,911.30 = 6,115,196.54 : x - Step 2: Convert to fraction form
11,009,660.52/15,192,911.30 = 6,115,196.54/x - Step 3: Cross multiply
11,009,660.52x = 15,192,911.30 × 6,115,196.54 - Step 4: Simplify right side
11,009,660.52x = 92,907,638,507,746.36 - Step 5: Solve for x
x = 92,907,638,507,746.36/11,009,660.52 - Step 6: Final answer
x = 8,438,737.81
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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.