Finding the Fourth Proportional to 11,392,114.38, 15,721,265.50 and 6,235,365.21
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Solution
The fourth proportional to 11,392,114.38, 15,721,265.50 and 6,235,365.21 is: 8,604,884.81
Step by Step Solution
- Step 1: Write the proportion equation
11,392,114.38 : 15,721,265.50 = 6,235,365.21 : x - Step 2: Convert to fraction form
11,392,114.38/15,721,265.50 = 6,235,365.21/x - Step 3: Cross multiply
11,392,114.38x = 15,721,265.50 × 6,235,365.21 - Step 4: Simplify right side
11,392,114.38x = 98,027,831,955,873.25 - Step 5: Solve for x
x = 98,027,831,955,873.25/11,392,114.38 - Step 6: Final answer
x = 8,604,884.81
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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.