Finding the Fourth Proportional to 36,695,974.10, 55,086,461.85 and 19,689,862.10
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Solution
The fourth proportional to 36,695,974.10, 55,086,461.85 and 19,689,862.10 is: 29,557,597.64
Step by Step Solution
- Step 1: Write the proportion equation
36,695,974.10 : 55,086,461.85 = 19,689,862.10 : x - Step 2: Convert to fraction form
36,695,974.10/55,086,461.85 = 19,689,862.10/x - Step 3: Cross multiply
36,695,974.10x = 55,086,461.85 × 19,689,862.10 - Step 4: Simplify right side
36,695,974.10x = 1,084,644,837,403,411 - Step 5: Solve for x
x = 1,084,644,837,403,411/36,695,974.10 - Step 6: Final answer
x = 29,557,597.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.