Finding the Fourth Proportional to 40,246,841.48, 55,545,660.24 and 22,848,819.08
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Solution
The fourth proportional to 40,246,841.48, 55,545,660.24 and 22,848,819.08 is: 31,534,219.70
Step by Step Solution
- Step 1: Write the proportion equation
40,246,841.48 : 55,545,660.24 = 22,848,819.08 : x - Step 2: Convert to fraction form
40,246,841.48/55,545,660.24 = 22,848,819.08/x - Step 3: Cross multiply
40,246,841.48x = 55,545,660.24 × 22,848,819.08 - Step 4: Simplify right side
40,246,841.48x = 1,269,152,741,502,909.25 - Step 5: Solve for x
x = 1,269,152,741,502,909.25/40,246,841.48 - Step 6: Final answer
x = 31,534,219.70
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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.