Finding the Fourth Proportional to 61,509,129.10, 92,264,787.15 and 18,378,864.70
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Solution
The fourth proportional to 61,509,129.10, 92,264,787.15 and 18,378,864.70 is: 27,568,623.79
Step by Step Solution
- Step 1: Write the proportion equation
61,509,129.10 : 92,264,787.15 = 18,378,864.70 : x - Step 2: Convert to fraction form
61,509,129.10/92,264,787.15 = 18,378,864.70/x - Step 3: Cross multiply
61,509,129.10x = 92,264,787.15 × 18,378,864.70 - Step 4: Simplify right side
61,509,129.10x = 1,695,722,039,604,148.75 - Step 5: Solve for x
x = 1,695,722,039,604,148.75/61,509,129.10 - Step 6: Final answer
x = 27,568,623.79
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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.