Finding the Fourth Proportional to 13,807,044.96, 19,053,743.04 and 7,695,342.24
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Solution
The fourth proportional to 13,807,044.96, 19,053,743.04 and 7,695,342.24 is: 10,619,583.99
Step by Step Solution
- Step 1: Write the proportion equation
13,807,044.96 : 19,053,743.04 = 7,695,342.24 : x - Step 2: Convert to fraction form
13,807,044.96/19,053,743.04 = 7,695,342.24/x - Step 3: Cross multiply
13,807,044.96x = 19,053,743.04 × 7,695,342.24 - Step 4: Simplify right side
13,807,044.96x = 146,625,073,645,818 - Step 5: Solve for x
x = 146,625,073,645,818/13,807,044.96 - Step 6: Final answer
x = 10,619,583.99
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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.