Finding the Fourth Proportional to 26,179,624.70, 39,269,437.05 and 8,228,728.70
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Solution
The fourth proportional to 26,179,624.70, 39,269,437.05 and 8,228,728.70 is: 12,343,093.05
Step by Step Solution
- Step 1: Write the proportion equation
26,179,624.70 : 39,269,437.05 = 8,228,728.70 : x - Step 2: Convert to fraction form
26,179,624.70/39,269,437.05 = 8,228,728.70/x - Step 3: Cross multiply
26,179,624.70x = 39,269,437.05 × 8,228,728.70 - Step 4: Simplify right side
26,179,624.70x = 323,137,543,686,178.31 - Step 5: Solve for x
x = 323,137,543,686,178.31/26,179,624.70 - Step 6: Final answer
x = 12,343,093.05
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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.