Finding the Fourth Proportional to 19,644,883.68, 29,467,118.16 and 7,677,516
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Solution
The fourth proportional to 19,644,883.68, 29,467,118.16 and 7,677,516 is: 11,516,192.96
Step by Step Solution
- Step 1: Write the proportion equation
19,644,883.68 : 29,467,118.16 = 7,677,516 : x - Step 2: Convert to fraction form
19,644,883.68/29,467,118.16 = 7,677,516/x - Step 3: Cross multiply
19,644,883.68x = 29,467,118.16 × 7,677,516 - Step 4: Simplify right side
19,644,883.68x = 226,234,271,147,290.56 - Step 5: Solve for x
x = 226,234,271,147,290.56/19,644,883.68 - Step 6: Final answer
x = 11,516,192.96
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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.