Finding the Fourth Proportional to 39,172,292.63, 54,000,789.59 and 27,374,934.26
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Solution
The fourth proportional to 39,172,292.63, 54,000,789.59 and 27,374,934.26 is: 37,737,593.75
Step by Step Solution
- Step 1: Write the proportion equation
39,172,292.63 : 54,000,789.59 = 27,374,934.26 : x - Step 2: Convert to fraction form
39,172,292.63/54,000,789.59 = 27,374,934.26/x - Step 3: Cross multiply
39,172,292.63x = 54,000,789.59 × 27,374,934.26 - Step 4: Simplify right side
39,172,292.63x = 1,478,268,065,216,673.50 - Step 5: Solve for x
x = 1,478,268,065,216,673.50/39,172,292.63 - Step 6: Final answer
x = 37,737,593.75
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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.