Finding the Fourth Proportional to 7,777,473.23, 10,732,855.05 and 4,292,811.29
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Solution
The fourth proportional to 7,777,473.23, 10,732,855.05 and 4,292,811.29 is: 5,924,047.56
Step by Step Solution
- Step 1: Write the proportion equation
7,777,473.23 : 10,732,855.05 = 4,292,811.29 : x - Step 2: Convert to fraction form
7,777,473.23/10,732,855.05 = 4,292,811.29/x - Step 3: Cross multiply
7,777,473.23x = 10,732,855.05 × 4,292,811.29 - Step 4: Simplify right side
7,777,473.23x = 46,074,121,278,909.24 - Step 5: Solve for x
x = 46,074,121,278,909.24/7,777,473.23 - Step 6: Final answer
x = 5,924,047.56
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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.