Finding the Fourth Proportional to 14,271,202.08, 19,694,272.32 and 7,744,832.64
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Solution
The fourth proportional to 14,271,202.08, 19,694,272.32 and 7,744,832.64 is: 10,687,876.34
Step by Step Solution
- Step 1: Write the proportion equation
14,271,202.08 : 19,694,272.32 = 7,744,832.64 : x - Step 2: Convert to fraction form
14,271,202.08/19,694,272.32 = 7,744,832.64/x - Step 3: Cross multiply
14,271,202.08x = 19,694,272.32 × 7,744,832.64 - Step 4: Simplify right side
14,271,202.08x = 152,528,843,084,984.53 - Step 5: Solve for x
x = 152,528,843,084,984.53/14,271,202.08 - Step 6: Final answer
x = 10,687,876.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.