Finding the Fourth Proportional to 5,573,438.74, 8,358,152.37 and 1,929,178.44
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Solution
The fourth proportional to 5,573,438.74, 8,358,152.37 and 1,929,178.44 is: 2,893,073.40
Step by Step Solution
- Step 1: Write the proportion equation
5,573,438.74 : 8,358,152.37 = 1,929,178.44 : x - Step 2: Convert to fraction form
5,573,438.74/8,358,152.37 = 1,929,178.44/x - Step 3: Cross multiply
5,573,438.74x = 8,358,152.37 × 1,929,178.44 - Step 4: Simplify right side
5,573,438.74x = 16,124,367,366,711.79 - Step 5: Solve for x
x = 16,124,367,366,711.79/5,573,438.74 - Step 6: Final answer
x = 2,893,073.40
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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.