Finding the Fourth Proportional to 38,876,149.32, 58,291,663.35 and 18,405,696.03
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Solution
The fourth proportional to 38,876,149.32, 58,291,663.35 and 18,405,696.03 is: 27,597,862.84
Step by Step Solution
- Step 1: Write the proportion equation
38,876,149.32 : 58,291,663.35 = 18,405,696.03 : x - Step 2: Convert to fraction form
38,876,149.32/58,291,663.35 = 18,405,696.03/x - Step 3: Cross multiply
38,876,149.32x = 58,291,663.35 × 18,405,696.03 - Step 4: Simplify right side
38,876,149.32x = 1,072,898,636,703,191.62 - Step 5: Solve for x
x = 1,072,898,636,703,191.62/38,876,149.32 - Step 6: Final answer
x = 27,597,862.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.