Finding the Fourth Proportional to 40,975,128.18, 56,544,993.87 and 22,389,860.01
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Solution
The fourth proportional to 40,975,128.18, 56,544,993.87 and 22,389,860.01 is: 30,897,633.60
Step by Step Solution
- Step 1: Write the proportion equation
40,975,128.18 : 56,544,993.87 = 22,389,860.01 : x - Step 2: Convert to fraction form
40,975,128.18/56,544,993.87 = 22,389,860.01/x - Step 3: Cross multiply
40,975,128.18x = 56,544,993.87 × 22,389,860.01 - Step 4: Simplify right side
40,975,128.18x = 1,266,034,497,015,608.25 - Step 5: Solve for x
x = 1,266,034,497,015,608.25/40,975,128.18 - Step 6: Final answer
x = 30,897,633.60
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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.