Finding the Fourth Proportional to 49,240,729.68, 73,860,995.42 and 46,244,274.52
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Solution
The fourth proportional to 49,240,729.68, 73,860,995.42 and 46,244,274.52 is: 69,366,318.71
Step by Step Solution
- Step 1: Write the proportion equation
49,240,729.68 : 73,860,995.42 = 46,244,274.52 : x - Step 2: Convert to fraction form
49,240,729.68/73,860,995.42 = 46,244,274.52/x - Step 3: Cross multiply
49,240,729.68x = 73,860,995.42 × 46,244,274.52 - Step 4: Simplify right side
49,240,729.68x = 3,415,648,148,522,943 - Step 5: Solve for x
x = 3,415,648,148,522,943/49,240,729.68 - Step 6: Final answer
x = 69,366,318.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.