Finding the Fourth Proportional to 62,651,723.70, 93,977,585.55 and 45,645,611.70
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Solution
The fourth proportional to 62,651,723.70, 93,977,585.55 and 45,645,611.70 is: 68,468,417.55
Step by Step Solution
- Step 1: Write the proportion equation
62,651,723.70 : 93,977,585.55 = 45,645,611.70 : x - Step 2: Convert to fraction form
62,651,723.70/93,977,585.55 = 45,645,611.70/x - Step 3: Cross multiply
62,651,723.70x = 93,977,585.55 × 45,645,611.70 - Step 4: Simplify right side
62,651,723.70x = 4,289,664,378,518,831 - Step 5: Solve for x
x = 4,289,664,378,518,831/62,651,723.70 - Step 6: Final answer
x = 68,468,417.55
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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.