Finding the Fourth Proportional to 70,986,963.63, 106,494,249.86 and 27,264,523.19
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Solution
The fourth proportional to 70,986,963.63, 106,494,249.86 and 27,264,523.19 is: 40,902,086.75
Step by Step Solution
- Step 1: Write the proportion equation
70,986,963.63 : 106,494,249.86 = 27,264,523.19 : x - Step 2: Convert to fraction form
70,986,963.63/106,494,249.86 = 27,264,523.19/x - Step 3: Cross multiply
70,986,963.63x = 106,494,249.86 × 27,264,523.19 - Step 4: Simplify right side
70,986,963.63x = 2,903,514,944,343,072 - Step 5: Solve for x
x = 2,903,514,944,343,072/70,986,963.63 - Step 6: Final answer
x = 40,902,086.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.