Finding the Fourth Proportional to 8,968,260.30, 13,449,766.05 and 3,210,326.70
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Solution
The fourth proportional to 8,968,260.30, 13,449,766.05 and 3,210,326.70 is: 4,814,550.61
Step by Step Solution
- Step 1: Write the proportion equation
8,968,260.30 : 13,449,766.05 = 3,210,326.70 : x - Step 2: Convert to fraction form
8,968,260.30/13,449,766.05 = 3,210,326.70/x - Step 3: Cross multiply
8,968,260.30x = 13,449,766.05 × 3,210,326.70 - Step 4: Simplify right side
8,968,260.30x = 43,178,143,059,068.54 - Step 5: Solve for x
x = 43,178,143,059,068.54/8,968,260.30 - Step 6: Final answer
x = 4,814,550.61
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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.