Finding the Fourth Proportional to 5,668,747.44, 7,820,402.16 and 3,602,655.60
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Solution
The fourth proportional to 5,668,747.44, 7,820,402.16 and 3,602,655.60 is: 4,970,095.41
Step by Step Solution
- Step 1: Write the proportion equation
5,668,747.44 : 7,820,402.16 = 3,602,655.60 : x - Step 2: Convert to fraction form
5,668,747.44/7,820,402.16 = 3,602,655.60/x - Step 3: Cross multiply
5,668,747.44x = 7,820,402.16 × 3,602,655.60 - Step 4: Simplify right side
5,668,747.44x = 28,174,215,635,976.10 - Step 5: Solve for x
x = 28,174,215,635,976.10/5,668,747.44 - Step 6: Final answer
x = 4,970,095.41
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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.