Finding the Fourth Proportional to 9,862,042.17, 13,609,908.68 and 5,511,138.69
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Solution
The fourth proportional to 9,862,042.17, 13,609,908.68 and 5,511,138.69 is: 7,605,533.72
Step by Step Solution
- Step 1: Write the proportion equation
9,862,042.17 : 13,609,908.68 = 5,511,138.69 : x - Step 2: Convert to fraction form
9,862,042.17/13,609,908.68 = 5,511,138.69/x - Step 3: Cross multiply
9,862,042.17x = 13,609,908.68 × 5,511,138.69 - Step 4: Simplify right side
9,862,042.17x = 75,006,094,266,159.14 - Step 5: Solve for x
x = 75,006,094,266,159.14/9,862,042.17 - Step 6: Final answer
x = 7,605,533.72
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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.