Finding the Fourth Proportional to 26,442,885.95, 39,650,375.33 and 8,243,689.31
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Solution
The fourth proportional to 26,442,885.95, 39,650,375.33 and 8,243,689.31 is: 12,361,183.87
Step by Step Solution
- Step 1: Write the proportion equation
26,442,885.95 : 39,650,375.33 = 8,243,689.31 : x - Step 2: Convert to fraction form
26,442,885.95/39,650,375.33 = 8,243,689.31/x - Step 3: Cross multiply
26,442,885.95x = 39,650,375.33 × 8,243,689.31 - Step 4: Simplify right side
26,442,885.95x = 326,865,375,204,190.31 - Step 5: Solve for x
x = 326,865,375,204,190.31/26,442,885.95 - Step 6: Final answer
x = 12,361,183.87
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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.