Finding the Fourth Proportional to 73,784,274.18, 110,602,339.47 and 25,228,915.98
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Solution
The fourth proportional to 73,784,274.18, 110,602,339.47 and 25,228,915.98 is: 37,818,046.74
Step by Step Solution
- Step 1: Write the proportion equation
73,784,274.18 : 110,602,339.47 = 25,228,915.98 : x - Step 2: Convert to fraction form
73,784,274.18/110,602,339.47 = 25,228,915.98/x - Step 3: Cross multiply
73,784,274.18x = 110,602,339.47 × 25,228,915.98 - Step 4: Simplify right side
73,784,274.18x = 2,790,377,129,680,067.50 - Step 5: Solve for x
x = 2,790,377,129,680,067.50/73,784,274.18 - Step 6: Final answer
x = 37,818,046.74
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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.