Finding the Fourth Proportional to 56,452,261.62, 84,682,918.76 and 21,454,142.58
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Solution
The fourth proportional to 56,452,261.62, 84,682,918.76 and 21,454,142.58 is: 32,182,934.06
Step by Step Solution
- Step 1: Write the proportion equation
56,452,261.62 : 84,682,918.76 = 21,454,142.58 : x - Step 2: Convert to fraction form
56,452,261.62/84,682,918.76 = 21,454,142.58/x - Step 3: Cross multiply
56,452,261.62x = 84,682,918.76 × 21,454,142.58 - Step 4: Simplify right side
56,452,261.62x = 1,816,799,413,060,325.75 - Step 5: Solve for x
x = 1,816,799,413,060,325.75/56,452,261.62 - Step 6: Final answer
x = 32,182,934.06
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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.