Finding the Fourth Proportional to 7,245,123.98, 9,994,277.30 and 5,884,635.02
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Solution
The fourth proportional to 7,245,123.98, 9,994,277.30 and 5,884,635.02 is: 8,117,552.49
Step by Step Solution
- Step 1: Write the proportion equation
7,245,123.98 : 9,994,277.30 = 5,884,635.02 : x - Step 2: Convert to fraction form
7,245,123.98/9,994,277.30 = 5,884,635.02/x - Step 3: Cross multiply
7,245,123.98x = 9,994,277.30 × 5,884,635.02 - Step 4: Simplify right side
7,245,123.98x = 58,812,674,199,171.05 - Step 5: Solve for x
x = 58,812,674,199,171.05/7,245,123.98 - Step 6: Final answer
x = 8,117,552.49
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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.