Finding the Fourth Proportional to 44,288,857.30, 66,433,285.95 and 40,249,905.70
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Solution
The fourth proportional to 44,288,857.30, 66,433,285.95 and 40,249,905.70 is: 60,374,858.55
Step by Step Solution
- Step 1: Write the proportion equation
44,288,857.30 : 66,433,285.95 = 40,249,905.70 : x - Step 2: Convert to fraction form
44,288,857.30/66,433,285.95 = 40,249,905.70/x - Step 3: Cross multiply
44,288,857.30x = 66,433,285.95 × 40,249,905.70 - Step 4: Simplify right side
44,288,857.30x = 2,673,933,494,828,635 - Step 5: Solve for x
x = 2,673,933,494,828,635/44,288,857.30 - Step 6: Final answer
x = 60,374,858.55
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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.