Finding the Fourth Proportional to 48,405,451.76, 66,799,537.26 and 26,378,957.24
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Solution
The fourth proportional to 48,405,451.76, 66,799,537.26 and 26,378,957.24 is: 36,402,968.53
Step by Step Solution
- Step 1: Write the proportion equation
48,405,451.76 : 66,799,537.26 = 26,378,957.24 : x - Step 2: Convert to fraction form
48,405,451.76/66,799,537.26 = 26,378,957.24/x - Step 3: Cross multiply
48,405,451.76x = 66,799,537.26 × 26,378,957.24 - Step 4: Simplify right side
48,405,451.76x = 1,762,102,137,033,326.50 - Step 5: Solve for x
x = 1,762,102,137,033,326.50/48,405,451.76 - Step 6: Final answer
x = 36,402,968.53
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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.