Finding the Fourth Proportional to 74,726,304.66, 112,104,588.15 and 31,595,438.88
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Solution
The fourth proportional to 74,726,304.66, 112,104,588.15 and 31,595,438.88 is: 47,399,556.01
Step by Step Solution
- Step 1: Write the proportion equation
74,726,304.66 : 112,104,588.15 = 31,595,438.88 : x - Step 2: Convert to fraction form
74,726,304.66/112,104,588.15 = 31,595,438.88/x - Step 3: Cross multiply
74,726,304.66x = 112,104,588.15 × 31,595,438.88 - Step 4: Simplify right side
74,726,304.66x = 3,541,993,663,060,897.50 - Step 5: Solve for x
x = 3,541,993,663,060,897.50/74,726,304.66 - Step 6: Final answer
x = 47,399,556.01
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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.