Finding the Fourth Proportional to 39,643,533.84, 54,731,528.64 and 24,971,777.04
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Solution
The fourth proportional to 39,643,533.84, 54,731,528.64 and 24,971,777.04 is: 34,475,824.88
Step by Step Solution
- Step 1: Write the proportion equation
39,643,533.84 : 54,731,528.64 = 24,971,777.04 : x - Step 2: Convert to fraction form
39,643,533.84/54,731,528.64 = 24,971,777.04/x - Step 3: Cross multiply
39,643,533.84x = 54,731,528.64 × 24,971,777.04 - Step 4: Simplify right side
39,643,533.84x = 1,366,743,530,256,454.50 - Step 5: Solve for x
x = 1,366,743,530,256,454.50/39,643,533.84 - Step 6: Final answer
x = 34,475,824.88
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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.