Finding the Fourth Proportional to 69,067,674.98, 103,613,481.14 and 28,149,375.18
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Solution
The fourth proportional to 69,067,674.98, 103,613,481.14 and 28,149,375.18 is: 42,228,940.75
Step by Step Solution
- Step 1: Write the proportion equation
69,067,674.98 : 103,613,481.14 = 28,149,375.18 : x - Step 2: Convert to fraction form
69,067,674.98/103,613,481.14 = 28,149,375.18/x - Step 3: Cross multiply
69,067,674.98x = 103,613,481.14 × 28,149,375.18 - Step 4: Simplify right side
69,067,674.98x = 2,916,654,754,174,967.50 - Step 5: Solve for x
x = 2,916,654,754,174,967.50/69,067,674.98 - Step 6: Final answer
x = 42,228,940.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.