Finding the Fourth Proportional to 6,354,677.05, 8,773,677.35 and 4,881,962.80
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Solution
The fourth proportional to 6,354,677.05, 8,773,677.35 and 4,881,962.80 is: 6,740,352.98
Step by Step Solution
- Step 1: Write the proportion equation
6,354,677.05 : 8,773,677.35 = 4,881,962.80 : x - Step 2: Convert to fraction form
6,354,677.05/8,773,677.35 = 4,881,962.80/x - Step 3: Cross multiply
6,354,677.05x = 8,773,677.35 × 4,881,962.80 - Step 4: Simplify right side
6,354,677.05x = 42,832,766,424,876.33 - Step 5: Solve for x
x = 42,832,766,424,876.33/6,354,677.05 - Step 6: Final answer
x = 6,740,352.98
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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.