Finding the Fourth Proportional to 10,260,215.60, 15,381,631.08 and 4,498,582.73
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Solution
The fourth proportional to 10,260,215.60, 15,381,631.08 and 4,498,582.73 is: 6,744,062.95
Step by Step Solution
- Step 1: Write the proportion equation
10,260,215.60 : 15,381,631.08 = 4,498,582.73 : x - Step 2: Convert to fraction form
10,260,215.60/15,381,631.08 = 4,498,582.73/x - Step 3: Cross multiply
10,260,215.60x = 15,381,631.08 × 4,498,582.73 - Step 4: Simplify right side
10,260,215.60x = 69,195,539,858,811.09 - Step 5: Solve for x
x = 69,195,539,858,811.09/10,260,215.60 - Step 6: Final answer
x = 6,744,062.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.