Finding the Fourth Proportional to 17,739,106.40, 26,608,659.60 and 5,771,842.40
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Solution
The fourth proportional to 17,739,106.40, 26,608,659.60 and 5,771,842.40 is: 8,657,763.60
Step by Step Solution
- Step 1: Write the proportion equation
17,739,106.40 : 26,608,659.60 = 5,771,842.40 : x - Step 2: Convert to fraction form
17,739,106.40/26,608,659.60 = 5,771,842.40/x - Step 3: Cross multiply
17,739,106.40x = 26,608,659.60 × 5,771,842.40 - Step 4: Simplify right side
17,739,106.40x = 153,580,989,686,447.06 - Step 5: Solve for x
x = 153,580,989,686,447.06/17,739,106.40 - Step 6: Final answer
x = 8,657,763.60
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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.