Finding the Fourth Proportional to 48,201,968.32, 66,518,633.76 and 26,471,936.32
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Solution
The fourth proportional to 48,201,968.32, 66,518,633.76 and 26,471,936.32 is: 36,531,226.80
Step by Step Solution
- Step 1: Write the proportion equation
48,201,968.32 : 66,518,633.76 = 26,471,936.32 : x - Step 2: Convert to fraction form
48,201,968.32/66,518,633.76 = 26,471,936.32/x - Step 3: Cross multiply
48,201,968.32x = 66,518,633.76 × 26,471,936.32 - Step 4: Simplify right side
48,201,968.32x = 1,760,877,036,988,122.25 - Step 5: Solve for x
x = 1,760,877,036,988,122.25/48,201,968.32 - Step 6: Final answer
x = 36,531,226.80
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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.