Finding the Fourth Proportional to 27,202,322.70, 40,803,484.05 and 7,007,564.70
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Solution
The fourth proportional to 27,202,322.70, 40,803,484.05 and 7,007,564.70 is: 10,511,347.05
Step by Step Solution
- Step 1: Write the proportion equation
27,202,322.70 : 40,803,484.05 = 7,007,564.70 : x - Step 2: Convert to fraction form
27,202,322.70/40,803,484.05 = 7,007,564.70/x - Step 3: Cross multiply
27,202,322.70x = 40,803,484.05 × 7,007,564.70 - Step 4: Simplify right side
27,202,322.70x = 285,933,054,465,793 - Step 5: Solve for x
x = 285,933,054,465,793/27,202,322.70 - Step 6: Final answer
x = 10,511,347.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.