Finding the Fourth Proportional to 74,359,725.12, 102,614,374.80 and 41,319,120.96
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Solution
The fourth proportional to 74,359,725.12, 102,614,374.80 and 41,319,120.96 is: 57,019,250.11
Step by Step Solution
- Step 1: Write the proportion equation
74,359,725.12 : 102,614,374.80 = 41,319,120.96 : x - Step 2: Convert to fraction form
74,359,725.12/102,614,374.80 = 41,319,120.96/x - Step 3: Cross multiply
74,359,725.12x = 102,614,374.80 × 41,319,120.96 - Step 4: Simplify right side
74,359,725.12x = 4,239,935,764,595,976 - Step 5: Solve for x
x = 4,239,935,764,595,976/74,359,725.12 - Step 6: Final answer
x = 57,019,250.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.