Finding the Fourth Proportional to 9,472,802.20, 14,202,204.90 and 4,077,035.80
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Solution
The fourth proportional to 9,472,802.20, 14,202,204.90 and 4,077,035.80 is: 6,112,541.63
Step by Step Solution
- Step 1: Write the proportion equation
9,472,802.20 : 14,202,204.90 = 4,077,035.80 : x - Step 2: Convert to fraction form
9,472,802.20/14,202,204.90 = 4,077,035.80/x - Step 3: Cross multiply
9,472,802.20x = 14,202,204.90 × 4,077,035.80 - Step 4: Simplify right side
9,472,802.20x = 57,902,897,816,235.42 - Step 5: Solve for x
x = 57,902,897,816,235.42/9,472,802.20 - Step 6: Final answer
x = 6,112,541.63
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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.