Finding the Fourth Proportional to 85,672,097.22, 128,505,693.30 and 24,261,110.70
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Solution
The fourth proportional to 85,672,097.22, 128,505,693.30 and 24,261,110.70 is: 36,390,971.53
Step by Step Solution
- Step 1: Write the proportion equation
85,672,097.22 : 128,505,693.30 = 24,261,110.70 : x - Step 2: Convert to fraction form
85,672,097.22/128,505,693.30 = 24,261,110.70/x - Step 3: Cross multiply
85,672,097.22x = 128,505,693.30 × 24,261,110.70 - Step 4: Simplify right side
85,672,097.22x = 3,117,690,850,731,548 - Step 5: Solve for x
x = 3,117,690,850,731,548/85,672,097.22 - Step 6: Final answer
x = 36,390,971.53
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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.