Finding the Fourth Proportional to 13,965,295.34, 19,271,804.98 and 8,085,177.29
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Solution
The fourth proportional to 13,965,295.34, 19,271,804.98 and 8,085,177.29 is: 11,157,369.47
Step by Step Solution
- Step 1: Write the proportion equation
13,965,295.34 : 19,271,804.98 = 8,085,177.29 : x - Step 2: Convert to fraction form
13,965,295.34/19,271,804.98 = 8,085,177.29/x - Step 3: Cross multiply
13,965,295.34x = 19,271,804.98 × 8,085,177.29 - Step 4: Simplify right side
13,965,295.34x = 155,815,959,921,179.03 - Step 5: Solve for x
x = 155,815,959,921,179.03/13,965,295.34 - Step 6: Final answer
x = 11,157,369.47
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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.