Finding the Fourth Proportional to 64,331,344.92, 88,777,941.77 and 34,962,678.99
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Solution
The fourth proportional to 64,331,344.92, 88,777,941.77 and 34,962,678.99 is: 48,248,869.71
Step by Step Solution
- Step 1: Write the proportion equation
64,331,344.92 : 88,777,941.77 = 34,962,678.99 : x - Step 2: Convert to fraction form
64,331,344.92/88,777,941.77 = 34,962,678.99/x - Step 3: Cross multiply
64,331,344.92x = 88,777,941.77 × 34,962,678.99 - Step 4: Simplify right side
64,331,344.92x = 3,103,914,679,322,609 - Step 5: Solve for x
x = 3,103,914,679,322,609/64,331,344.92 - Step 6: Final answer
x = 48,248,869.71
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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.