Finding the Fourth Proportional to 49,710,516, 74,568,431.21 and 15,634,519.08
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Solution
The fourth proportional to 49,710,516, 74,568,431.21 and 15,634,519.08 is: 23,452,614.34
Step by Step Solution
- Step 1: Write the proportion equation
49,710,516 : 74,568,431.21 = 15,634,519.08 : x - Step 2: Convert to fraction form
49,710,516/74,568,431.21 = 15,634,519.08/x - Step 3: Cross multiply
49,710,516x = 74,568,431.21 × 15,634,519.08 - Step 4: Simplify right side
49,710,516x = 1,165,841,560,518,412.50 - Step 5: Solve for x
x = 1,165,841,560,518,412.50/49,710,516 - Step 6: Final answer
x = 23,452,614.34
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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.