Finding the Fourth Proportional to 16,405,511.70, 24,608,267.55 and 4,438,247.70
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Solution
The fourth proportional to 16,405,511.70, 24,608,267.55 and 4,438,247.70 is: 6,657,371.55
Step by Step Solution
- Step 1: Write the proportion equation
16,405,511.70 : 24,608,267.55 = 4,438,247.70 : x - Step 2: Convert to fraction form
16,405,511.70/24,608,267.55 = 4,438,247.70/x - Step 3: Cross multiply
16,405,511.70x = 24,608,267.55 × 4,438,247.70 - Step 4: Simplify right side
16,405,511.70x = 109,217,586,854,772.14 - Step 5: Solve for x
x = 109,217,586,854,772.14/16,405,511.70 - Step 6: Final answer
x = 6,657,371.55
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1.5x scale
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.