Finding the Fourth Proportional to 16,320,930.86, 24,480,510.35 and 4,960,493.75
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Solution
The fourth proportional to 16,320,930.86, 24,480,510.35 and 4,960,493.75 is: 7,440,471.36
Step by Step Solution
- Step 1: Write the proportion equation
16,320,930.86 : 24,480,510.35 = 4,960,493.75 : x - Step 2: Convert to fraction form
16,320,930.86/24,480,510.35 = 4,960,493.75/x - Step 3: Cross multiply
16,320,930.86x = 24,480,510.35 × 4,960,493.75 - Step 4: Simplify right side
16,320,930.86x = 121,435,418,661,587.83 - Step 5: Solve for x
x = 121,435,418,661,587.83/16,320,930.86 - Step 6: Final answer
x = 7,440,471.36
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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.