Finding the Fourth Proportional to 8,892,136.76, 12,270,988.44 and 5,024,574.68
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Solution
The fourth proportional to 8,892,136.76, 12,270,988.44 and 5,024,574.68 is: 6,933,822.49
Step by Step Solution
- Step 1: Write the proportion equation
8,892,136.76 : 12,270,988.44 = 5,024,574.68 : x - Step 2: Convert to fraction form
8,892,136.76/12,270,988.44 = 5,024,574.68/x - Step 3: Cross multiply
8,892,136.76x = 12,270,988.44 × 5,024,574.68 - Step 4: Simplify right side
8,892,136.76x = 61,656,497,814,196.70 - Step 5: Solve for x
x = 61,656,497,814,196.70/8,892,136.76 - Step 6: Final answer
x = 6,933,822.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.