Finding the Fourth Proportional to 48,406,616.47, 66,801,132.09 and 26,676,584.47
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Solution
The fourth proportional to 48,406,616.47, 66,801,132.09 and 26,676,584.47 is: 36,813,687.32
Step by Step Solution
- Step 1: Write the proportion equation
48,406,616.47 : 66,801,132.09 = 26,676,584.47 : x - Step 2: Convert to fraction form
48,406,616.47/66,801,132.09 = 26,676,584.47/x - Step 3: Cross multiply
48,406,616.47x = 66,801,132.09 × 26,676,584.47 - Step 4: Simplify right side
48,406,616.47x = 1,782,026,042,890,512.75 - Step 5: Solve for x
x = 1,782,026,042,890,512.75/48,406,616.47 - Step 6: Final answer
x = 36,813,687.32
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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.