Finding the Fourth Proportional to 6,634,818.36, 9,156,344.04 and 3,734,397.12
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Solution
The fourth proportional to 6,634,818.36, 9,156,344.04 and 3,734,397.12 is: 5,153,633.90
Step by Step Solution
- Step 1: Write the proportion equation
6,634,818.36 : 9,156,344.04 = 3,734,397.12 : x - Step 2: Convert to fraction form
6,634,818.36/9,156,344.04 = 3,734,397.12/x - Step 3: Cross multiply
6,634,818.36x = 9,156,344.04 × 3,734,397.12 - Step 4: Simplify right side
6,634,818.36x = 34,193,424,812,705.16 - Step 5: Solve for x
x = 34,193,424,812,705.16/6,634,818.36 - Step 6: Final answer
x = 5,153,633.90
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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.