Finding the Fourth Proportional to 39,974,567.09, 59,961,843.76 and 21,794,051.12
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Solution
The fourth proportional to 39,974,567.09, 59,961,843.76 and 21,794,051.12 is: 32,691,072.93
Step by Step Solution
- Step 1: Write the proportion equation
39,974,567.09 : 59,961,843.76 = 21,794,051.12 : x - Step 2: Convert to fraction form
39,974,567.09/59,961,843.76 = 21,794,051.12/x - Step 3: Cross multiply
39,974,567.09x = 59,961,843.76 × 21,794,051.12 - Step 4: Simplify right side
39,974,567.09x = 1,306,811,488,154,893 - Step 5: Solve for x
x = 1,306,811,488,154,893/39,974,567.09 - Step 6: Final answer
x = 32,691,072.93
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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.