Finding the Fourth Proportional to 17,372,962.08, 26,059,643.76 and 5,242,530.60
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Solution
The fourth proportional to 17,372,962.08, 26,059,643.76 and 5,242,530.60 is: 7,863,856.45
Step by Step Solution
- Step 1: Write the proportion equation
17,372,962.08 : 26,059,643.76 = 5,242,530.60 : x - Step 2: Convert to fraction form
17,372,962.08/26,059,643.76 = 5,242,530.60/x - Step 3: Cross multiply
17,372,962.08x = 26,059,643.76 × 5,242,530.60 - Step 4: Simplify right side
17,372,962.08x = 136,618,479,836,899.06 - Step 5: Solve for x
x = 136,618,479,836,899.06/17,372,962.08 - Step 6: Final answer
x = 7,863,856.45
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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.