Finding the Fourth Proportional to 27,679,269.60, 41,518,904.40 and 27,519,837.30
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Solution
The fourth proportional to 27,679,269.60, 41,518,904.40 and 27,519,837.30 is: 41,279,755.95
Step by Step Solution
- Step 1: Write the proportion equation
27,679,269.60 : 41,518,904.40 = 27,519,837.30 : x - Step 2: Convert to fraction form
27,679,269.60/41,518,904.40 = 27,519,837.30/x - Step 3: Cross multiply
27,679,269.60x = 41,518,904.40 × 27,519,837.30 - Step 4: Simplify right side
27,679,269.60x = 1,142,593,493,962,254 - Step 5: Solve for x
x = 1,142,593,493,962,254/27,679,269.60 - Step 6: Final answer
x = 41,279,755.95
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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.