Finding the Fourth Proportional to 54,578,470.05, 81,867,705.08 and 27,288,974.70
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Solution
The fourth proportional to 54,578,470.05, 81,867,705.08 and 27,288,974.70 is: 40,933,462.05
Step by Step Solution
- Step 1: Write the proportion equation
54,578,470.05 : 81,867,705.08 = 27,288,974.70 : x - Step 2: Convert to fraction form
54,578,470.05/81,867,705.08 = 27,288,974.70/x - Step 3: Cross multiply
54,578,470.05x = 81,867,705.08 × 27,288,974.70 - Step 4: Simplify right side
54,578,470.05x = 2,234,085,732,538,736.50 - Step 5: Solve for x
x = 2,234,085,732,538,736.50/54,578,470.05 - Step 6: Final answer
x = 40,933,462.05
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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.