Finding the Fourth Proportional to 51,541,716.70, 77,310,793.05 and 13,203,606.70
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Solution
The fourth proportional to 51,541,716.70, 77,310,793.05 and 13,203,606.70 is: 19,804,953.55
Step by Step Solution
- Step 1: Write the proportion equation
51,541,716.70 : 77,310,793.05 = 13,203,606.70 : x - Step 2: Convert to fraction form
51,541,716.70/77,310,793.05 = 13,203,606.70/x - Step 3: Cross multiply
51,541,716.70x = 77,310,793.05 × 13,203,606.70 - Step 4: Simplify right side
51,541,716.70x = 1,020,781,305,097,293.38 - Step 5: Solve for x
x = 1,020,781,305,097,293.38/51,541,716.70 - Step 6: Final answer
x = 19,804,953.55
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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.