Finding the Fourth Proportional to 108,227,220.12, 162,338,959.62 and 36,423,636.12
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Solution
The fourth proportional to 108,227,220.12, 162,338,959.62 and 36,423,636.12 is: 54,634,824.65
Step by Step Solution
- Step 1: Write the proportion equation
108,227,220.12 : 162,338,959.62 = 36,423,636.12 : x - Step 2: Convert to fraction form
108,227,220.12/162,338,959.62 = 36,423,636.12/x - Step 3: Cross multiply
108,227,220.12x = 162,338,959.62 × 36,423,636.12 - Step 4: Simplify right side
108,227,220.12x = 5,912,975,193,298,253 - Step 5: Solve for x
x = 5,912,975,193,298,253/108,227,220.12 - Step 6: Final answer
x = 54,634,824.65
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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.