Finding the Fourth Proportional to 22,703,479.86, 34,059,701.51 and 8,326,672.21
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Solution
The fourth proportional to 22,703,479.86, 34,059,701.51 and 8,326,672.21 is: 12,491,652.02
Step by Step Solution
- Step 1: Write the proportion equation
22,703,479.86 : 34,059,701.51 = 8,326,672.21 : x - Step 2: Convert to fraction form
22,703,479.86/34,059,701.51 = 8,326,672.21/x - Step 3: Cross multiply
22,703,479.86x = 34,059,701.51 × 8,326,672.21 - Step 4: Simplify right side
22,703,479.86x = 283,603,970,044,212 - Step 5: Solve for x
x = 283,603,970,044,212/22,703,479.86 - Step 6: Final answer
x = 12,491,652.02
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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.