Finding the Fourth Proportional to 7,471,476.53, 10,307,114.84 and 4,372,098.60
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Solution
The fourth proportional to 7,471,476.53, 10,307,114.84 and 4,372,098.60 is: 6,031,434.64
Step by Step Solution
- Step 1: Write the proportion equation
7,471,476.53 : 10,307,114.84 = 4,372,098.60 : x - Step 2: Convert to fraction form
7,471,476.53/10,307,114.84 = 4,372,098.60/x - Step 3: Cross multiply
7,471,476.53x = 10,307,114.84 × 4,372,098.60 - Step 4: Simplify right side
7,471,476.53x = 45,063,722,340,142.73 - Step 5: Solve for x
x = 45,063,722,340,142.73/7,471,476.53 - Step 6: Final answer
x = 6,031,434.64
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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.