Finding the Fourth Proportional to 68,043,374.24, 102,065,428.72 and 16,925,393.12
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Solution
The fourth proportional to 68,043,374.24, 102,065,428.72 and 16,925,393.12 is: 25,388,181.06
Step by Step Solution
- Step 1: Write the proportion equation
68,043,374.24 : 102,065,428.72 = 16,925,393.12 : x - Step 2: Convert to fraction form
68,043,374.24/102,065,428.72 = 16,925,393.12/x - Step 3: Cross multiply
68,043,374.24x = 102,065,428.72 × 16,925,393.12 - Step 4: Simplify right side
68,043,374.24x = 1,727,497,505,047,338.50 - Step 5: Solve for x
x = 1,727,497,505,047,338.50/68,043,374.24 - Step 6: Final answer
x = 25,388,181.06
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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.