Finding the Fourth Proportional to 9,975,704.72, 13,766,464.26 and 5,392,026.08
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Solution
The fourth proportional to 9,975,704.72, 13,766,464.26 and 5,392,026.08 is: 7,440,991.53
Step by Step Solution
- Step 1: Write the proportion equation
9,975,704.72 : 13,766,464.26 = 5,392,026.08 : x - Step 2: Convert to fraction form
9,975,704.72/13,766,464.26 = 5,392,026.08/x - Step 3: Cross multiply
9,975,704.72x = 13,766,464.26 × 5,392,026.08 - Step 4: Simplify right side
9,975,704.72x = 74,229,134,319,307.91 - Step 5: Solve for x
x = 74,229,134,319,307.91/9,975,704.72 - Step 6: Final answer
x = 7,440,991.53
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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.