Finding the Fourth Proportional to 92,992,814.40, 128,328,082.08 and 53,836,246.08
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Solution
The fourth proportional to 92,992,814.40, 128,328,082.08 and 53,836,246.08 is: 74,292,860.69
Step by Step Solution
- Step 1: Write the proportion equation
92,992,814.40 : 128,328,082.08 = 53,836,246.08 : x - Step 2: Convert to fraction form
92,992,814.40/128,328,082.08 = 53,836,246.08/x - Step 3: Cross multiply
92,992,814.40x = 128,328,082.08 × 53,836,246.08 - Step 4: Simplify right side
92,992,814.40x = 6,908,702,205,833,318 - Step 5: Solve for x
x = 6,908,702,205,833,318/92,992,814.40 - Step 6: Final answer
x = 74,292,860.69
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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.