Finding the Fourth Proportional to 14,752,330.80, 22,128,496.20 and 4,654,951.80
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Solution
The fourth proportional to 14,752,330.80, 22,128,496.20 and 4,654,951.80 is: 6,982,427.70
Step by Step Solution
- Step 1: Write the proportion equation
14,752,330.80 : 22,128,496.20 = 4,654,951.80 : x - Step 2: Convert to fraction form
14,752,330.80/22,128,496.20 = 4,654,951.80/x - Step 3: Cross multiply
14,752,330.80x = 22,128,496.20 × 4,654,951.80 - Step 4: Simplify right side
14,752,330.80x = 103,007,083,217,483.16 - Step 5: Solve for x
x = 103,007,083,217,483.16/14,752,330.80 - Step 6: Final answer
x = 6,982,427.70
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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.