Finding the Fourth Proportional to 39,292,874.97, 58,948,148.07 and 11,996,884.23
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Solution
The fourth proportional to 39,292,874.97, 58,948,148.07 and 11,996,884.23 is: 17,998,024.03
Step by Step Solution
- Step 1: Write the proportion equation
39,292,874.97 : 58,948,148.07 = 11,996,884.23 : x - Step 2: Convert to fraction form
39,292,874.97/58,948,148.07 = 11,996,884.23/x - Step 3: Cross multiply
39,292,874.97x = 58,948,148.07 × 11,996,884.23 - Step 4: Simplify right side
39,292,874.97x = 707,194,107,968,688 - Step 5: Solve for x
x = 707,194,107,968,688/39,292,874.97 - Step 6: Final answer
x = 17,998,024.03
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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.