Finding the Fourth Proportional to 9,811,812.18, 14,720,047.48 and 3,080,226.18
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Solution
The fourth proportional to 9,811,812.18, 14,720,047.48 and 3,080,226.18 is: 4,621,070.48
Step by Step Solution
- Step 1: Write the proportion equation
9,811,812.18 : 14,720,047.48 = 3,080,226.18 : x - Step 2: Convert to fraction form
9,811,812.18/14,720,047.48 = 3,080,226.18/x - Step 3: Cross multiply
9,811,812.18x = 14,720,047.48 × 3,080,226.18 - Step 4: Simplify right side
9,811,812.18x = 45,341,075,677,789.48 - Step 5: Solve for x
x = 45,341,075,677,789.48/9,811,812.18 - Step 6: Final answer
x = 4,621,070.48
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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.