Finding the Fourth Proportional to 10,664,252.80, 15,998,124.48 and 3,378,209.92
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Solution
The fourth proportional to 10,664,252.80, 15,998,124.48 and 3,378,209.92 is: 5,067,867.75
Step by Step Solution
- Step 1: Write the proportion equation
10,664,252.80 : 15,998,124.48 = 3,378,209.92 : x - Step 2: Convert to fraction form
10,664,252.80/15,998,124.48 = 3,378,209.92/x - Step 3: Cross multiply
10,664,252.80x = 15,998,124.48 × 3,378,209.92 - Step 4: Simplify right side
10,664,252.80x = 54,045,022,819,730.84 - Step 5: Solve for x
x = 54,045,022,819,730.84/10,664,252.80 - Step 6: Final answer
x = 5,067,867.75
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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.