Finding the Fourth Proportional to 40,505,296.12, 55,897,833.66 and 22,170,187.96
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Solution
The fourth proportional to 40,505,296.12, 55,897,833.66 and 22,170,187.96 is: 30,595,146.75
Step by Step Solution
- Step 1: Write the proportion equation
40,505,296.12 : 55,897,833.66 = 22,170,187.96 : x - Step 2: Convert to fraction form
40,505,296.12/55,897,833.66 = 22,170,187.96/x - Step 3: Cross multiply
40,505,296.12x = 55,897,833.66 × 22,170,187.96 - Step 4: Simplify right side
40,505,296.12x = 1,239,265,478,799,014.75 - Step 5: Solve for x
x = 1,239,265,478,799,014.75/40,505,296.12 - Step 6: Final answer
x = 30,595,146.75
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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.