Finding the Fourth Proportional to 43,900,841.85, 65,846,132.31 and 17,638,612.99
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Solution
The fourth proportional to 43,900,841.85, 65,846,132.31 and 17,638,612.99 is: 26,455,858.15
Step by Step Solution
- Step 1: Write the proportion equation
43,900,841.85 : 65,846,132.31 = 17,638,612.99 : x - Step 2: Convert to fraction form
43,900,841.85/65,846,132.31 = 17,638,612.99/x - Step 3: Cross multiply
43,900,841.85x = 65,846,132.31 × 17,638,612.99 - Step 4: Simplify right side
43,900,841.85x = 1,161,434,444,704,424.75 - Step 5: Solve for x
x = 1,161,434,444,704,424.75/43,900,841.85 - Step 6: Final answer
x = 26,455,858.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.