Finding the Fourth Proportional to 67,998,710.97, 102,028,115.84 and 35,642,877.03
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Solution
The fourth proportional to 67,998,710.97, 102,028,115.84 and 35,642,877.03 is: 53,480,066.53
Step by Step Solution
- Step 1: Write the proportion equation
67,998,710.97 : 102,028,115.84 = 35,642,877.03 : x - Step 2: Convert to fraction form
67,998,710.97/102,028,115.84 = 35,642,877.03/x - Step 3: Cross multiply
67,998,710.97x = 102,028,115.84 × 35,642,877.03 - Step 4: Simplify right side
67,998,710.97x = 3,636,575,586,309,500.50 - Step 5: Solve for x
x = 3,636,575,586,309,500.50/67,998,710.97 - Step 6: Final answer
x = 53,480,066.53
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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.