Finding the Fourth Proportional to 8,312,564.49, 12,468,841.88 and 6,052,470.09
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Solution
The fourth proportional to 8,312,564.49, 12,468,841.88 and 6,052,470.09 is: 9,078,701.60
Step by Step Solution
- Step 1: Write the proportion equation
8,312,564.49 : 12,468,841.88 = 6,052,470.09 : x - Step 2: Convert to fraction form
8,312,564.49/12,468,841.88 = 6,052,470.09/x - Step 3: Cross multiply
8,312,564.49x = 12,468,841.88 × 6,052,470.09 - Step 4: Simplify right side
8,312,564.49x = 75,467,292,505,377.02 - Step 5: Solve for x
x = 75,467,292,505,377.02/8,312,564.49 - Step 6: Final answer
x = 9,078,701.60
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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.