Finding the Fourth Proportional to 45,687,977.82, 68,497,880.37 and 27,487,908.06
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Solution
The fourth proportional to 45,687,977.82, 68,497,880.37 and 27,487,908.06 is: 41,211,354.23
Step by Step Solution
- Step 1: Write the proportion equation
45,687,977.82 : 68,497,880.37 = 27,487,908.06 : x - Step 2: Convert to fraction form
45,687,977.82/68,497,880.37 = 27,487,908.06/x - Step 3: Cross multiply
45,687,977.82x = 68,497,880.37 × 27,487,908.06 - Step 4: Simplify right side
45,687,977.82x = 1,882,863,437,915,438.75 - Step 5: Solve for x
x = 1,882,863,437,915,438.75/45,687,977.82 - Step 6: Final answer
x = 41,211,354.23
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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.