Finding the Fourth Proportional to 7,158,645.08, 10,737,989.91 and 1,767,296.08
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Solution
The fourth proportional to 7,158,645.08, 10,737,989.91 and 1,767,296.08 is: 2,650,949.62
Step by Step Solution
- Step 1: Write the proportion equation
7,158,645.08 : 10,737,989.91 = 1,767,296.08 : x - Step 2: Convert to fraction form
7,158,645.08/10,737,989.91 = 1,767,296.08/x - Step 3: Cross multiply
7,158,645.08x = 10,737,989.91 × 1,767,296.08 - Step 4: Simplify right side
7,158,645.08x = 18,977,207,443,051.02 - Step 5: Solve for x
x = 18,977,207,443,051.02/7,158,645.08 - Step 6: Final answer
x = 2,650,949.62
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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.