Finding the Fourth Proportional to 68,191,403.04, 102,287,990.70 and 22,753,197.54
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Solution
The fourth proportional to 68,191,403.04, 102,287,990.70 and 22,753,197.54 is: 34,130,091.99
Step by Step Solution
- Step 1: Write the proportion equation
68,191,403.04 : 102,287,990.70 = 22,753,197.54 : x - Step 2: Convert to fraction form
68,191,403.04/102,287,990.70 = 22,753,197.54/x - Step 3: Cross multiply
68,191,403.04x = 102,287,990.70 × 22,753,197.54 - Step 4: Simplify right side
68,191,403.04x = 2,327,378,858,366,783 - Step 5: Solve for x
x = 2,327,378,858,366,783/68,191,403.04 - Step 6: Final answer
x = 34,130,091.99
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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.