Finding the Fourth Proportional to 40,115,810.12, 60,197,619.96 and 14,558,811.68
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Solution
The fourth proportional to 40,115,810.12, 60,197,619.96 and 14,558,811.68 is: 21,846,893.03
Step by Step Solution
- Step 1: Write the proportion equation
40,115,810.12 : 60,197,619.96 = 14,558,811.68 : x - Step 2: Convert to fraction form
40,115,810.12/60,197,619.96 = 14,558,811.68/x - Step 3: Cross multiply
40,115,810.12x = 60,197,619.96 × 14,558,811.68 - Step 4: Simplify right side
40,115,810.12x = 876,405,812,581,849.12 - Step 5: Solve for x
x = 876,405,812,581,849.12/40,115,810.12 - Step 6: Final answer
x = 21,846,893.03
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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.