Finding the Fourth Proportional to 55,646,251.09, 76,790,344.84 and 32,123,994.01
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Solution
The fourth proportional to 55,646,251.09, 76,790,344.84 and 32,123,994.01 is: 44,330,256.38
Step by Step Solution
- Step 1: Write the proportion equation
55,646,251.09 : 76,790,344.84 = 32,123,994.01 : x - Step 2: Convert to fraction form
55,646,251.09/76,790,344.84 = 32,123,994.01/x - Step 3: Cross multiply
55,646,251.09x = 76,790,344.84 × 32,123,994.01 - Step 4: Simplify right side
55,646,251.09x = 2,466,812,577,393,709 - Step 5: Solve for x
x = 2,466,812,577,393,709/55,646,251.09 - Step 6: Final answer
x = 44,330,256.38
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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.