Finding the Fourth Proportional to 29,829,378.28, 41,159,799.04 and 16,774,115.95
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Solution
The fourth proportional to 29,829,378.28, 41,159,799.04 and 16,774,115.95 is: 23,145,612.87
Step by Step Solution
- Step 1: Write the proportion equation
29,829,378.28 : 41,159,799.04 = 16,774,115.95 : x - Step 2: Convert to fraction form
29,829,378.28/41,159,799.04 = 16,774,115.95/x - Step 3: Cross multiply
29,829,378.28x = 41,159,799.04 × 16,774,115.95 - Step 4: Simplify right side
29,829,378.28x = 690,419,241,663,776.62 - Step 5: Solve for x
x = 690,419,241,663,776.62/29,829,378.28 - Step 6: Final answer
x = 23,145,612.87
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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.