Finding the Fourth Proportional to 48,940,396.56, 67,539,480.41 and 26,915,600.70
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Solution
The fourth proportional to 48,940,396.56, 67,539,480.41 and 26,915,600.70 is: 37,144,482.15
Step by Step Solution
- Step 1: Write the proportion equation
48,940,396.56 : 67,539,480.41 = 26,915,600.70 : x - Step 2: Convert to fraction form
48,940,396.56/67,539,480.41 = 26,915,600.70/x - Step 3: Cross multiply
48,940,396.56x = 67,539,480.41 × 26,915,600.70 - Step 4: Simplify right side
48,940,396.56x = 1,817,865,686,268,321 - Step 5: Solve for x
x = 1,817,865,686,268,321/48,940,396.56 - Step 6: Final answer
x = 37,144,482.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.