Finding the Fourth Proportional to 17,387,024.80, 26,080,407.60 and 5,256,464.80
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Solution
The fourth proportional to 17,387,024.80, 26,080,407.60 and 5,256,464.80 is: 7,884,658.02
Step by Step Solution
- Step 1: Write the proportion equation
17,387,024.80 : 26,080,407.60 = 5,256,464.80 : x - Step 2: Convert to fraction form
17,387,024.80/26,080,407.60 = 5,256,464.80/x - Step 3: Cross multiply
17,387,024.80x = 26,080,407.60 × 5,256,464.80 - Step 4: Simplify right side
17,387,024.80x = 137,090,744,519,052.48 - Step 5: Solve for x
x = 137,090,744,519,052.48/17,387,024.80 - Step 6: Final answer
x = 7,884,658.02
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1.5x scale
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.