Finding the Fourth Proportional to 11,230,363.90, 16,837,251.45 and 4,495,311.10
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Solution
The fourth proportional to 11,230,363.90, 16,837,251.45 and 4,495,311.10 is: 6,739,646.55
Step by Step Solution
- Step 1: Write the proportion equation
11,230,363.90 : 16,837,251.45 = 4,495,311.10 : x - Step 2: Convert to fraction form
11,230,363.90/16,837,251.45 = 4,495,311.10/x - Step 3: Cross multiply
11,230,363.90x = 16,837,251.45 × 4,495,311.10 - Step 4: Simplify right side
11,230,363.90x = 75,688,683,336,676.08 - Step 5: Solve for x
x = 75,688,683,336,676.08/11,230,363.90 - Step 6: Final answer
x = 6,739,646.55
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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.