Finding the Fourth Proportional to 8,515,966.71, 12,769,223.99 and 2,833,088.79
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Solution
The fourth proportional to 8,515,966.71, 12,769,223.99 and 2,833,088.79 is: 4,248,060.91
Step by Step Solution
- Step 1: Write the proportion equation
8,515,966.71 : 12,769,223.99 = 2,833,088.79 : x - Step 2: Convert to fraction form
8,515,966.71/12,769,223.99 = 2,833,088.79/x - Step 3: Cross multiply
8,515,966.71x = 12,769,223.99 × 2,833,088.79 - Step 4: Simplify right side
8,515,966.71x = 36,176,345,328,902.62 - Step 5: Solve for x
x = 36,176,345,328,902.62/8,515,966.71 - Step 6: Final answer
x = 4,248,060.91
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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.