Finding the Fourth Proportional to 14,017,129.68, 19,343,602.84 and 7,822,110.36
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Solution
The fourth proportional to 14,017,129.68, 19,343,602.84 and 7,822,110.36 is: 10,794,492.14
Step by Step Solution
- Step 1: Write the proportion equation
14,017,129.68 : 19,343,602.84 = 7,822,110.36 : x - Step 2: Convert to fraction form
14,017,129.68/19,343,602.84 = 7,822,110.36/x - Step 3: Cross multiply
14,017,129.68x = 19,343,602.84 × 7,822,110.36 - Step 4: Simplify right side
14,017,129.68x = 151,307,796,174,489.44 - Step 5: Solve for x
x = 151,307,796,174,489.44/14,017,129.68 - Step 6: Final answer
x = 10,794,492.14
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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.