Finding the Fourth Proportional to 10,671,933.97, 14,727,251.93 and 5,777,154.77
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Solution
The fourth proportional to 10,671,933.97, 14,727,251.93 and 5,777,154.77 is: 7,972,464.41
Step by Step Solution
- Step 1: Write the proportion equation
10,671,933.97 : 14,727,251.93 = 5,777,154.77 : x - Step 2: Convert to fraction form
10,671,933.97/14,727,251.93 = 5,777,154.77/x - Step 3: Cross multiply
10,671,933.97x = 14,727,251.93 × 5,777,154.77 - Step 4: Simplify right side
10,671,933.97x = 85,081,613,719,770.11 - Step 5: Solve for x
x = 85,081,613,719,770.11/10,671,933.97 - Step 6: Final answer
x = 7,972,464.41
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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.