Finding the Fourth Proportional to 7,051,712.76, 10,580,557.68 and 3,853,101.96
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Solution
The fourth proportional to 7,051,712.76, 10,580,557.68 and 3,853,101.96 is: 5,781,285.90
Step by Step Solution
- Step 1: Write the proportion equation
7,051,712.76 : 10,580,557.68 = 3,853,101.96 : x - Step 2: Convert to fraction form
7,051,712.76/10,580,557.68 = 3,853,101.96/x - Step 3: Cross multiply
7,051,712.76x = 10,580,557.68 × 3,853,101.96 - Step 4: Simplify right side
7,051,712.76x = 40,767,967,534,701.05 - Step 5: Solve for x
x = 40,767,967,534,701.05/7,051,712.76 - Step 6: Final answer
x = 5,781,285.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.