Finding the Fourth Proportional to 9,733,136.21, 14,608,479.65 and 5,187,970.65
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Solution
The fourth proportional to 9,733,136.21, 14,608,479.65 and 5,187,970.65 is: 7,786,633.42
Step by Step Solution
- Step 1: Write the proportion equation
9,733,136.21 : 14,608,479.65 = 5,187,970.65 : x - Step 2: Convert to fraction form
9,733,136.21/14,608,479.65 = 5,187,970.65/x - Step 3: Cross multiply
9,733,136.21x = 14,608,479.65 × 5,187,970.65 - Step 4: Simplify right side
9,733,136.21x = 75,788,363,639,382.42 - Step 5: Solve for x
x = 75,788,363,639,382.42/9,733,136.21 - Step 6: Final answer
x = 7,786,633.42
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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.