Finding the Fourth Proportional to 5,056,348.86, 6,977,827.62 and 2,764,512.18
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Solution
The fourth proportional to 5,056,348.86, 6,977,827.62 and 2,764,512.18 is: 3,815,063.00
Step by Step Solution
- Step 1: Write the proportion equation
5,056,348.86 : 6,977,827.62 = 2,764,512.18 : x - Step 2: Convert to fraction form
5,056,348.86/6,977,827.62 = 2,764,512.18/x - Step 3: Cross multiply
5,056,348.86x = 6,977,827.62 × 2,764,512.18 - Step 4: Simplify right side
5,056,348.86x = 19,290,289,445,430.41 - Step 5: Solve for x
x = 19,290,289,445,430.41/5,056,348.86 - Step 6: Final answer
x = 3,815,063.00
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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.