Finding the Fourth Proportional to 6,654,605.21, 9,183,382.87 and 3,598,819.46
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Solution
The fourth proportional to 6,654,605.21, 9,183,382.87 and 3,598,819.46 is: 4,966,385.82
Step by Step Solution
- Step 1: Write the proportion equation
6,654,605.21 : 9,183,382.87 = 3,598,819.46 : x - Step 2: Convert to fraction form
6,654,605.21/9,183,382.87 = 3,598,819.46/x - Step 3: Cross multiply
6,654,605.21x = 9,183,382.87 × 3,598,819.46 - Step 4: Simplify right side
6,654,605.21x = 33,049,336,995,148.06 - Step 5: Solve for x
x = 33,049,336,995,148.06/6,654,605.21 - Step 6: Final answer
x = 4,966,385.82
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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.