Finding the Fourth Proportional to 34,438,211.57, 47,524,730.29 and 18,968,296.97
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Solution
The fourth proportional to 34,438,211.57, 47,524,730.29 and 18,968,296.97 is: 26,176,248.90
Step by Step Solution
- Step 1: Write the proportion equation
34,438,211.57 : 47,524,730.29 = 18,968,296.97 : x - Step 2: Convert to fraction form
34,438,211.57/47,524,730.29 = 18,968,296.97/x - Step 3: Cross multiply
34,438,211.57x = 47,524,730.29 × 18,968,296.97 - Step 4: Simplify right side
34,438,211.57x = 901,463,197,631,265.38 - Step 5: Solve for x
x = 901,463,197,631,265.38/34,438,211.57 - Step 6: Final answer
x = 26,176,248.90
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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.