Finding the Fourth Proportional to 66,349,327.62, 91,562,497.14 and 36,982,522.26
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Solution
The fourth proportional to 66,349,327.62, 91,562,497.14 and 36,982,522.26 is: 51,036,117.62
Step by Step Solution
- Step 1: Write the proportion equation
66,349,327.62 : 91,562,497.14 = 36,982,522.26 : x - Step 2: Convert to fraction form
66,349,327.62/91,562,497.14 = 36,982,522.26/x - Step 3: Cross multiply
66,349,327.62x = 91,562,497.14 × 36,982,522.26 - Step 4: Simplify right side
66,349,327.62x = 3,386,212,088,661,236 - Step 5: Solve for x
x = 3,386,212,088,661,236/66,349,327.62 - Step 6: Final answer
x = 51,036,117.62
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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.