Finding the Fourth Proportional to 26,474,063.84, 36,530,228.64 and 14,869,404.32
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Solution
The fourth proportional to 26,474,063.84, 36,530,228.64 and 14,869,404.32 is: 20,517,542.86
Step by Step Solution
- Step 1: Write the proportion equation
26,474,063.84 : 36,530,228.64 = 14,869,404.32 : x - Step 2: Convert to fraction form
26,474,063.84/36,530,228.64 = 14,869,404.32/x - Step 3: Cross multiply
26,474,063.84x = 36,530,228.64 × 14,869,404.32 - Step 4: Simplify right side
26,474,063.84x = 543,182,739,550,203.75 - Step 5: Solve for x
x = 543,182,739,550,203.75/26,474,063.84 - Step 6: Final answer
x = 20,517,542.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.