Finding the Fourth Proportional to 5,103,092.46, 7,654,649.49 and 4,791,313.74
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Solution
The fourth proportional to 5,103,092.46, 7,654,649.49 and 4,791,313.74 is: 7,186,980.75
Step by Step Solution
- Step 1: Write the proportion equation
5,103,092.46 : 7,654,649.49 = 4,791,313.74 : x - Step 2: Convert to fraction form
5,103,092.46/7,654,649.49 = 4,791,313.74/x - Step 3: Cross multiply
5,103,092.46x = 7,654,649.49 × 4,791,313.74 - Step 4: Simplify right side
5,103,092.46x = 36,675,827,276,320.99 - Step 5: Solve for x
x = 36,675,827,276,320.99/5,103,092.46 - Step 6: Final answer
x = 7,186,980.75
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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.