Finding the Fourth Proportional to 36,129,580.52, 49,858,875.90 and 19,609,711.11
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Solution
The fourth proportional to 36,129,580.52, 49,858,875.90 and 19,609,711.11 is: 27,061,431.07
Step by Step Solution
- Step 1: Write the proportion equation
36,129,580.52 : 49,858,875.90 = 19,609,711.11 : x - Step 2: Convert to fraction form
36,129,580.52/49,858,875.90 = 19,609,711.11/x - Step 3: Cross multiply
36,129,580.52x = 49,858,875.90 × 19,609,711.11 - Step 4: Simplify right side
36,129,580.52x = 977,718,152,668,341.25 - Step 5: Solve for x
x = 977,718,152,668,341.25/36,129,580.52 - Step 6: Final answer
x = 27,061,431.07
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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.