Finding the Fourth Proportional to 74,243,562.64, 102,409,512.36 and 44,046,680.42
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Solution
The fourth proportional to 74,243,562.64, 102,409,512.36 and 44,046,680.42 is: 60,756,770.05
Step by Step Solution
- Step 1: Write the proportion equation
74,243,562.64 : 102,409,512.36 = 44,046,680.42 : x - Step 2: Convert to fraction form
74,243,562.64/102,409,512.36 = 44,046,680.42/x - Step 3: Cross multiply
74,243,562.64x = 102,409,512.36 × 44,046,680.42 - Step 4: Simplify right side
74,243,562.64x = 4,510,799,062,888,960 - Step 5: Solve for x
x = 4,510,799,062,888,960/74,243,562.64 - Step 6: Final answer
x = 60,756,770.05
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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.