Finding the Fourth Proportional to 86,234,002.37, 129,371,392.07 and 27,941,584.09
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Solution
The fourth proportional to 86,234,002.37, 129,371,392.07 and 27,941,584.09 is: 41,918,982.43
Step by Step Solution
- Step 1: Write the proportion equation
86,234,002.37 : 129,371,392.07 = 27,941,584.09 : x - Step 2: Convert to fraction form
86,234,002.37/129,371,392.07 = 27,941,584.09/x - Step 3: Cross multiply
86,234,002.37x = 129,371,392.07 × 27,941,584.09 - Step 4: Simplify right side
86,234,002.37x = 3,614,841,630,364,264 - Step 5: Solve for x
x = 3,614,841,630,364,264/86,234,002.37 - Step 6: Final answer
x = 41,918,982.43
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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.