Finding the Fourth Proportional to 5,655,163.15, 8,482,744.73 and 3,387,681.55
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Solution
The fourth proportional to 5,655,163.15, 8,482,744.73 and 3,387,681.55 is: 5,081,522.33
Step by Step Solution
- Step 1: Write the proportion equation
5,655,163.15 : 8,482,744.73 = 3,387,681.55 : x - Step 2: Convert to fraction form
5,655,163.15/8,482,744.73 = 3,387,681.55/x - Step 3: Cross multiply
5,655,163.15x = 8,482,744.73 × 3,387,681.55 - Step 4: Simplify right side
5,655,163.15x = 28,736,837,815,180.73 - Step 5: Solve for x
x = 28,736,837,815,180.73/5,655,163.15 - Step 6: Final answer
x = 5,081,522.33
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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.