Finding the Fourth Proportional to 7,911,876.36, 11,864,709 and 2,793,213.80
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Solution
The fourth proportional to 7,911,876.36, 11,864,709 and 2,793,213.80 is: 4,188,724.32
Step by Step Solution
- Step 1: Write the proportion equation
7,911,876.36 : 11,864,709 = 2,793,213.80 : x - Step 2: Convert to fraction form
7,911,876.36/11,864,709 = 2,793,213.80/x - Step 3: Cross multiply
7,911,876.36x = 11,864,709 × 2,793,213.80 - Step 4: Simplify right side
7,911,876.36x = 33,140,668,911,784.20 - Step 5: Solve for x
x = 33,140,668,911,784.20/7,911,876.36 - Step 6: Final answer
x = 4,188,724.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.