Finding the Fourth Proportional to 40,975,129.12, 56,544,995.18 and 22,389,860.96
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Solution
The fourth proportional to 40,975,129.12, 56,544,995.18 and 22,389,860.96 is: 30,897,634.92
Step by Step Solution
- Step 1: Write the proportion equation
40,975,129.12 : 56,544,995.18 = 22,389,860.96 : x - Step 2: Convert to fraction form
40,975,129.12/56,544,995.18 = 22,389,860.96/x - Step 3: Cross multiply
40,975,129.12x = 56,544,995.18 × 22,389,860.96 - Step 4: Simplify right side
40,975,129.12x = 1,266,034,580,093,483.25 - Step 5: Solve for x
x = 1,266,034,580,093,483.25/40,975,129.12 - Step 6: Final answer
x = 30,897,634.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.