Finding the Fourth Proportional to 5,408,433.41, 8,113,732.67 and 1,996,740.74
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Solution
The fourth proportional to 5,408,433.41, 8,113,732.67 and 1,996,740.74 is: 2,995,510.78
Step by Step Solution
- Step 1: Write the proportion equation
5,408,433.41 : 8,113,732.67 = 1,996,740.74 : x - Step 2: Convert to fraction form
5,408,433.41/8,113,732.67 = 1,996,740.74/x - Step 3: Cross multiply
5,408,433.41x = 8,113,732.67 × 1,996,740.74 - Step 4: Simplify right side
5,408,433.41x = 16,201,020,575,657.97 - Step 5: Solve for x
x = 16,201,020,575,657.97/5,408,433.41 - Step 6: Final answer
x = 2,995,510.78
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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.