Finding the Fourth Proportional to 21,826,328.58, 32,726,305.68 and 8,697,765.92
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Solution
The fourth proportional to 21,826,328.58, 32,726,305.68 and 8,697,765.92 is: 13,041,393.79
Step by Step Solution
- Step 1: Write the proportion equation
21,826,328.58 : 32,726,305.68 = 8,697,765.92 : x - Step 2: Convert to fraction form
21,826,328.58/32,726,305.68 = 8,697,765.92/x - Step 3: Cross multiply
21,826,328.58x = 32,726,305.68 × 8,697,765.92 - Step 4: Simplify right side
21,826,328.58x = 284,645,746,067,374.88 - Step 5: Solve for x
x = 284,645,746,067,374.88/21,826,328.58 - Step 6: Final answer
x = 13,041,393.79
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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.