Finding the Fourth Proportional to 16,661,862.62, 24,995,184.73 and 5,148,335.21
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Solution
The fourth proportional to 16,661,862.62, 24,995,184.73 and 5,148,335.21 is: 7,723,241.54
Step by Step Solution
- Step 1: Write the proportion equation
16,661,862.62 : 24,995,184.73 = 5,148,335.21 : x - Step 2: Convert to fraction form
16,661,862.62/24,995,184.73 = 5,148,335.21/x - Step 3: Cross multiply
16,661,862.62x = 24,995,184.73 × 5,148,335.21 - Step 4: Simplify right side
16,661,862.62x = 128,683,589,523,209.81 - Step 5: Solve for x
x = 128,683,589,523,209.81/16,661,862.62 - Step 6: Final answer
x = 7,723,241.54
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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.