Finding the Fourth Proportional to 6,691,518.30, 10,031,634.98 and 2,902,147.14
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Solution
The fourth proportional to 6,691,518.30, 10,031,634.98 and 2,902,147.14 is: 4,350,773.54
Step by Step Solution
- Step 1: Write the proportion equation
6,691,518.30 : 10,031,634.98 = 2,902,147.14 : x - Step 2: Convert to fraction form
6,691,518.30/10,031,634.98 = 2,902,147.14/x - Step 3: Cross multiply
6,691,518.30x = 10,031,634.98 × 2,902,147.14 - Step 4: Simplify right side
6,691,518.30x = 29,113,280,766,730.96 - Step 5: Solve for x
x = 29,113,280,766,730.96/6,691,518.30 - Step 6: Final answer
x = 4,350,773.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.