Finding the Fourth Proportional to 54,005,672.99, 74,528,055.99 and 29,225,861.05
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Solution
The fourth proportional to 54,005,672.99, 74,528,055.99 and 29,225,861.05 is: 40,331,811.24
Step by Step Solution
- Step 1: Write the proportion equation
54,005,672.99 : 74,528,055.99 = 29,225,861.05 : x - Step 2: Convert to fraction form
54,005,672.99/74,528,055.99 = 29,225,861.05/x - Step 3: Cross multiply
54,005,672.99x = 74,528,055.99 × 29,225,861.05 - Step 4: Simplify right side
54,005,672.99x = 2,178,146,608,690,360 - Step 5: Solve for x
x = 2,178,146,608,690,360/54,005,672.99 - Step 6: Final answer
x = 40,331,811.24
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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.