Finding the Fourth Proportional to 49,207,551.40, 73,811,327.10 and 15,124,468.60
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Solution
The fourth proportional to 49,207,551.40, 73,811,327.10 and 15,124,468.60 is: 22,686,702.90
Step by Step Solution
- Step 1: Write the proportion equation
49,207,551.40 : 73,811,327.10 = 15,124,468.60 : x - Step 2: Convert to fraction form
49,207,551.40/73,811,327.10 = 15,124,468.60/x - Step 3: Cross multiply
49,207,551.40x = 73,811,327.10 × 15,124,468.60 - Step 4: Simplify right side
49,207,551.40x = 1,116,357,099,048,279 - Step 5: Solve for x
x = 1,116,357,099,048,279/49,207,551.40 - Step 6: Final answer
x = 22,686,702.90
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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.