Finding the Fourth Proportional to 9,966,622.98, 14,951,181.97 and 3,900,571.44
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Solution
The fourth proportional to 9,966,622.98, 14,951,181.97 and 3,900,571.44 is: 5,851,345.39
Step by Step Solution
- Step 1: Write the proportion equation
9,966,622.98 : 14,951,181.97 = 3,900,571.44 : x - Step 2: Convert to fraction form
9,966,622.98/14,951,181.97 = 3,900,571.44/x - Step 3: Cross multiply
9,966,622.98x = 14,951,181.97 × 3,900,571.44 - Step 4: Simplify right side
9,966,622.98x = 58,318,153,386,424.94 - Step 5: Solve for x
x = 58,318,153,386,424.94/9,966,622.98 - Step 6: Final answer
x = 5,851,345.39
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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.