Finding the Fourth Proportional to 38,176,116.12, 57,264,174.18 and 13,916,862.36
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Solution
The fourth proportional to 38,176,116.12, 57,264,174.18 and 13,916,862.36 is: 20,875,293.54
Step by Step Solution
- Step 1: Write the proportion equation
38,176,116.12 : 57,264,174.18 = 13,916,862.36 : x - Step 2: Convert to fraction form
38,176,116.12/57,264,174.18 = 13,916,862.36/x - Step 3: Cross multiply
38,176,116.12x = 57,264,174.18 × 13,916,862.36 - Step 4: Simplify right side
38,176,116.12x = 796,937,630,222,125.88 - Step 5: Solve for x
x = 796,937,630,222,125.88/38,176,116.12 - Step 6: Final answer
x = 20,875,293.54
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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.