Finding the Fourth Proportional to 8,425,368.87, 11,626,974.14 and 4,557,880.95
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Solution
The fourth proportional to 8,425,368.87, 11,626,974.14 and 4,557,880.95 is: 6,289,856.83
Step by Step Solution
- Step 1: Write the proportion equation
8,425,368.87 : 11,626,974.14 = 4,557,880.95 : x - Step 2: Convert to fraction form
8,425,368.87/11,626,974.14 = 4,557,880.95/x - Step 3: Cross multiply
8,425,368.87x = 11,626,974.14 × 4,557,880.95 - Step 4: Simplify right side
8,425,368.87x = 52,994,363,916,059.23 - Step 5: Solve for x
x = 52,994,363,916,059.23/8,425,368.87 - Step 6: Final answer
x = 6,289,856.83
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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.