Finding the Fourth Proportional to 18,677,587.68, 28,024,894.08 and 9,586,069.74
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Solution
The fourth proportional to 18,677,587.68, 28,024,894.08 and 9,586,069.74 is: 14,383,473.59
Step by Step Solution
- Step 1: Write the proportion equation
18,677,587.68 : 28,024,894.08 = 9,586,069.74 : x - Step 2: Convert to fraction form
18,677,587.68/28,024,894.08 = 9,586,069.74/x - Step 3: Cross multiply
18,677,587.68x = 28,024,894.08 × 9,586,069.74 - Step 4: Simplify right side
18,677,587.68x = 268,648,589,106,993.12 - Step 5: Solve for x
x = 268,648,589,106,993.12/18,677,587.68 - Step 6: Final answer
x = 14,383,473.59
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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.