Finding the Fourth Proportional to 42,434,941.92, 63,671,230.80 and 22,235,382.24
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Solution
The fourth proportional to 42,434,941.92, 63,671,230.80 and 22,235,382.24 is: 33,362,933.72
Step by Step Solution
- Step 1: Write the proportion equation
42,434,941.92 : 63,671,230.80 = 22,235,382.24 : x - Step 2: Convert to fraction form
42,434,941.92/63,671,230.80 = 22,235,382.24/x - Step 3: Cross multiply
42,434,941.92x = 63,671,230.80 × 22,235,382.24 - Step 4: Simplify right side
42,434,941.92x = 1,415,754,154,529,260.75 - Step 5: Solve for x
x = 1,415,754,154,529,260.75/42,434,941.92 - Step 6: Final answer
x = 33,362,933.72
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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.