Finding the Fourth Proportional to 49,590,536.24, 74,386,546.43 and 18,886,811.31
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Solution
The fourth proportional to 49,590,536.24, 74,386,546.43 and 18,886,811.31 is: 28,330,499.58
Step by Step Solution
- Step 1: Write the proportion equation
49,590,536.24 : 74,386,546.43 = 18,886,811.31 : x - Step 2: Convert to fraction form
49,590,536.24/74,386,546.43 = 18,886,811.31/x - Step 3: Cross multiply
49,590,536.24x = 74,386,546.43 × 18,886,811.31 - Step 4: Simplify right side
49,590,536.24x = 1,404,924,666,331,530 - Step 5: Solve for x
x = 1,404,924,666,331,530/49,590,536.24 - Step 6: Final answer
x = 28,330,499.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.