Finding the Fourth Proportional to 8,686,484.75, 13,029,827.47 and 2,621,269.05
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Solution
The fourth proportional to 8,686,484.75, 13,029,827.47 and 2,621,269.05 is: 3,931,933.85
Step by Step Solution
- Step 1: Write the proportion equation
8,686,484.75 : 13,029,827.47 = 2,621,269.05 : x - Step 2: Convert to fraction form
8,686,484.75/13,029,827.47 = 2,621,269.05/x - Step 3: Cross multiply
8,686,484.75x = 13,029,827.47 × 2,621,269.05 - Step 4: Simplify right side
8,686,484.75x = 34,154,683,418,535.78 - Step 5: Solve for x
x = 34,154,683,418,535.78/8,686,484.75 - Step 6: Final answer
x = 3,931,933.85
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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.