Finding the Fourth Proportional to 7,602,772.84, 10,491,385.62 and 4,164,415.24
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Solution
The fourth proportional to 7,602,772.84, 10,491,385.62 and 4,164,415.24 is: 5,746,651.53
Step by Step Solution
- Step 1: Write the proportion equation
7,602,772.84 : 10,491,385.62 = 4,164,415.24 : x - Step 2: Convert to fraction form
7,602,772.84/10,491,385.62 = 4,164,415.24/x - Step 3: Cross multiply
7,602,772.84x = 10,491,385.62 × 4,164,415.24 - Step 4: Simplify right side
7,602,772.84x = 43,690,486,164,644.85 - Step 5: Solve for x
x = 43,690,486,164,644.85/7,602,772.84 - Step 6: Final answer
x = 5,746,651.53
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1.5x scale
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.