Finding the Fourth Proportional to 6,252,429.60, 9,376,311.60 and 2,465,128.80
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Solution
The fourth proportional to 6,252,429.60, 9,376,311.60 and 2,465,128.80 is: 3,696,773.45
Step by Step Solution
- Step 1: Write the proportion equation
6,252,429.60 : 9,376,311.60 = 2,465,128.80 : x - Step 2: Convert to fraction form
6,252,429.60/9,376,311.60 = 2,465,128.80/x - Step 3: Cross multiply
6,252,429.60x = 9,376,311.60 × 2,465,128.80 - Step 4: Simplify right side
6,252,429.60x = 23,113,815,762,934.08 - Step 5: Solve for x
x = 23,113,815,762,934.08/6,252,429.60 - Step 6: Final answer
x = 3,696,773.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.