Finding the Fourth Proportional to 84,957,003.77, 127,436,243.15 and 27,449,281.08
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Solution
The fourth proportional to 84,957,003.77, 127,436,243.15 and 27,449,281.08 is: 41,174,159.91
Step by Step Solution
- Step 1: Write the proportion equation
84,957,003.77 : 127,436,243.15 = 27,449,281.08 : x - Step 2: Convert to fraction form
84,957,003.77/127,436,243.15 = 27,449,281.08/x - Step 3: Cross multiply
84,957,003.77x = 127,436,243.15 × 27,449,281.08 - Step 4: Simplify right side
84,957,003.77x = 3,498,033,258,072,197.50 - Step 5: Solve for x
x = 3,498,033,258,072,197.50/84,957,003.77 - Step 6: Final answer
x = 41,174,159.91
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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.