Finding the Fourth Proportional to 6,416,912, 8,855,338.56 and 3,838,701.44
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Solution
The fourth proportional to 6,416,912, 8,855,338.56 and 3,838,701.44 is: 5,297,407.99
Step by Step Solution
- Step 1: Write the proportion equation
6,416,912 : 8,855,338.56 = 3,838,701.44 : x - Step 2: Convert to fraction form
6,416,912/8,855,338.56 = 3,838,701.44/x - Step 3: Cross multiply
6,416,912x = 8,855,338.56 × 3,838,701.44 - Step 4: Simplify right side
6,416,912x = 33,993,000,881,959.53 - Step 5: Solve for x
x = 33,993,000,881,959.53/6,416,912 - Step 6: Final answer
x = 5,297,407.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.