Finding the Fourth Proportional to 29,364,047.40, 43,958,979.90 and 21,824,437.80
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Solution
The fourth proportional to 29,364,047.40, 43,958,979.90 and 21,824,437.80 is: 32,671,927.32
Step by Step Solution
- Step 1: Write the proportion equation
29,364,047.40 : 43,958,979.90 = 21,824,437.80 : x - Step 2: Convert to fraction form
29,364,047.40/43,958,979.90 = 21,824,437.80/x - Step 3: Cross multiply
29,364,047.40x = 43,958,979.90 × 21,824,437.80 - Step 4: Simplify right side
29,364,047.40x = 959,380,022,579,000.25 - Step 5: Solve for x
x = 959,380,022,579,000.25/29,364,047.40 - Step 6: Final answer
x = 32,671,927.32
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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.