Finding the Fourth Proportional to 59,284,421.24, 81,821,093.28 and 34,161,642.68
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Solution
The fourth proportional to 59,284,421.24, 81,821,093.28 and 34,161,642.68 is: 47,148,017.87
Step by Step Solution
- Step 1: Write the proportion equation
59,284,421.24 : 81,821,093.28 = 34,161,642.68 : x - Step 2: Convert to fraction form
59,284,421.24/81,821,093.28 = 34,161,642.68/x - Step 3: Cross multiply
59,284,421.24x = 81,821,093.28 × 34,161,642.68 - Step 4: Simplify right side
59,284,421.24x = 2,795,142,952,318,309 - Step 5: Solve for x
x = 2,795,142,952,318,309/59,284,421.24 - Step 6: Final answer
x = 47,148,017.87
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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.