Finding the Fourth Proportional to 36,290,204.90, 54,439,972.95 and 18,103,696.10
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Solution
The fourth proportional to 36,290,204.90, 54,439,972.95 and 18,103,696.10 is: 27,157,871.63
Step by Step Solution
- Step 1: Write the proportion equation
36,290,204.90 : 54,439,972.95 = 18,103,696.10 : x - Step 2: Convert to fraction form
36,290,204.90/54,439,972.95 = 18,103,696.10/x - Step 3: Cross multiply
36,290,204.90x = 54,439,972.95 × 18,103,696.10 - Step 4: Simplify right side
36,290,204.90x = 985,564,725,979,020.62 - Step 5: Solve for x
x = 985,564,725,979,020.62/36,290,204.90 - Step 6: Final answer
x = 27,157,871.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.