Finding the Fourth Proportional to 55,067,975.28, 76,071,516.12 and 44,127,402.48
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Solution
The fourth proportional to 55,067,975.28, 76,071,516.12 and 44,127,402.48 is: 60,958,086.66
Step by Step Solution
- Step 1: Write the proportion equation
55,067,975.28 : 76,071,516.12 = 44,127,402.48 : x - Step 2: Convert to fraction form
55,067,975.28/76,071,516.12 = 44,127,402.48/x - Step 3: Cross multiply
55,067,975.28x = 76,071,516.12 × 44,127,402.48 - Step 4: Simplify right side
55,067,975.28x = 3,356,838,409,091,048 - Step 5: Solve for x
x = 3,356,838,409,091,048/55,067,975.28 - Step 6: Final answer
x = 60,958,086.66
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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.