Finding the Fourth Proportional to 86,311,072.80, 129,475,267.92 and 24,901,752.24
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Solution
The fourth proportional to 86,311,072.80, 129,475,267.92 and 24,901,752.24 is: 37,355,126.50
Step by Step Solution
- Step 1: Write the proportion equation
86,311,072.80 : 129,475,267.92 = 24,901,752.24 : x - Step 2: Convert to fraction form
86,311,072.80/129,475,267.92 = 24,901,752.24/x - Step 3: Cross multiply
86,311,072.80x = 129,475,267.92 × 24,901,752.24 - Step 4: Simplify right side
86,311,072.80x = 3,224,161,042,951,460 - Step 5: Solve for x
x = 3,224,161,042,951,460/86,311,072.80 - Step 6: Final answer
x = 37,355,126.50
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1.5x scale
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.