Finding the Fourth Proportional to 44,712,326.70, 66,985,821.45 and 25,485,972.30
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Solution
The fourth proportional to 44,712,326.70, 66,985,821.45 and 25,485,972.30 is: 38,181,837.45
Step by Step Solution
- Step 1: Write the proportion equation
44,712,326.70 : 66,985,821.45 = 25,485,972.30 : x - Step 2: Convert to fraction form
44,712,326.70/66,985,821.45 = 25,485,972.30/x - Step 3: Cross multiply
44,712,326.70x = 66,985,821.45 × 25,485,972.30 - Step 4: Simplify right side
44,712,326.70x = 1,707,198,789,967,446 - Step 5: Solve for x
x = 1,707,198,789,967,446/44,712,326.70 - Step 6: Final answer
x = 38,181,837.45
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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.