Finding the Fourth Proportional to 7,730,563.71, 11,593,929.42 and 2,612,879.94
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Solution
The fourth proportional to 7,730,563.71, 11,593,929.42 and 2,612,879.94 is: 3,918,672.27
Step by Step Solution
- Step 1: Write the proportion equation
7,730,563.71 : 11,593,929.42 = 2,612,879.94 : x - Step 2: Convert to fraction form
7,730,563.71/11,593,929.42 = 2,612,879.94/x - Step 3: Cross multiply
7,730,563.71x = 11,593,929.42 × 2,612,879.94 - Step 4: Simplify right side
7,730,563.71x = 30,293,545,607,293.83 - Step 5: Solve for x
x = 30,293,545,607,293.83/7,730,563.71 - Step 6: Final answer
x = 3,918,672.27
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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.