Finding the Fourth Proportional to 55,444,327.68, 76,482,454.32 and 32,236,889.16
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Solution
The fourth proportional to 55,444,327.68, 76,482,454.32 and 32,236,889.16 is: 44,469,046.80
Step by Step Solution
- Step 1: Write the proportion equation
55,444,327.68 : 76,482,454.32 = 32,236,889.16 : x - Step 2: Convert to fraction form
55,444,327.68/76,482,454.32 = 32,236,889.16/x - Step 3: Cross multiply
55,444,327.68x = 76,482,454.32 × 32,236,889.16 - Step 4: Simplify right side
55,444,327.68x = 2,465,556,402,598,603 - Step 5: Solve for x
x = 2,465,556,402,598,603/55,444,327.68 - Step 6: Final answer
x = 44,469,046.80
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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.