Finding the Fourth Proportional to 54,452,006.30, 81,578,476.65 and 44,299,660.70
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Solution
The fourth proportional to 54,452,006.30, 81,578,476.65 and 44,299,660.70 is: 66,368,515.72
Step by Step Solution
- Step 1: Write the proportion equation
54,452,006.30 : 81,578,476.65 = 44,299,660.70 : x - Step 2: Convert to fraction form
54,452,006.30/81,578,476.65 = 44,299,660.70/x - Step 3: Cross multiply
54,452,006.30x = 81,578,476.65 × 44,299,660.70 - Step 4: Simplify right side
54,452,006.30x = 3,613,898,836,017,873 - Step 5: Solve for x
x = 3,613,898,836,017,873/54,452,006.30 - Step 6: Final answer
x = 66,368,515.72
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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.