Finding the Fourth Proportional to 32,261,278.42, 44,537,018.01 and 21,862,231.93
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Solution
The fourth proportional to 32,261,278.42, 44,537,018.01 and 21,862,231.93 is: 30,181,030.17
Step by Step Solution
- Step 1: Write the proportion equation
32,261,278.42 : 44,537,018.01 = 21,862,231.93 : x - Step 2: Convert to fraction form
32,261,278.42/44,537,018.01 = 21,862,231.93/x - Step 3: Cross multiply
32,261,278.42x = 44,537,018.01 × 21,862,231.93 - Step 4: Simplify right side
32,261,278.42x = 973,678,617,205,207 - Step 5: Solve for x
x = 973,678,617,205,207/32,261,278.42 - Step 6: Final answer
x = 30,181,030.17
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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.