Finding the Fourth Proportional to 5,652,694.05, 8,440,752.47 and 4,486,860.90
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Solution
The fourth proportional to 5,652,694.05, 8,440,752.47 and 4,486,860.90 is: 6,699,899.54
Step by Step Solution
- Step 1: Write the proportion equation
5,652,694.05 : 8,440,752.47 = 4,486,860.90 : x - Step 2: Convert to fraction form
5,652,694.05/8,440,752.47 = 4,486,860.90/x - Step 3: Cross multiply
5,652,694.05x = 8,440,752.47 × 4,486,860.90 - Step 4: Simplify right side
5,652,694.05x = 37,872,482,259,668.63 - Step 5: Solve for x
x = 37,872,482,259,668.63/5,652,694.05 - Step 6: Final answer
x = 6,699,899.54
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.