Finding the Fourth Proportional to 55,268,354.06, 82,730,013.39 and 40,711,684.79
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Solution
The fourth proportional to 55,268,354.06, 82,730,013.39 and 40,711,684.79 is: 60,940,447.48
Step by Step Solution
- Step 1: Write the proportion equation
55,268,354.06 : 82,730,013.39 = 40,711,684.79 : x - Step 2: Convert to fraction form
55,268,354.06/82,730,013.39 = 40,711,684.79/x - Step 3: Cross multiply
55,268,354.06x = 82,730,013.39 × 40,711,684.79 - Step 4: Simplify right side
55,268,354.06x = 3,368,078,228,012,984 - Step 5: Solve for x
x = 3,368,078,228,012,984/55,268,354.06 - Step 6: Final answer
x = 60,940,447.48
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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.