Finding the Fourth Proportional to 11,766,014.80, 17,636,465.40 and 6,706,430.80
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Solution
The fourth proportional to 11,766,014.80, 17,636,465.40 and 6,706,430.80 is: 10,052,489.03
Step by Step Solution
- Step 1: Write the proportion equation
11,766,014.80 : 17,636,465.40 = 6,706,430.80 : x - Step 2: Convert to fraction form
11,766,014.80/17,636,465.40 = 6,706,430.80/x - Step 3: Cross multiply
11,766,014.80x = 17,636,465.40 × 6,706,430.80 - Step 4: Simplify right side
11,766,014.80x = 118,277,734,761,694.31 - Step 5: Solve for x
x = 118,277,734,761,694.31/11,766,014.80 - Step 6: Final answer
x = 10,052,489.03
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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.