Finding the Fourth Proportional to 36,012,402.12, 49,697,113.50 and 19,714,878.12
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Solution
The fourth proportional to 36,012,402.12, 49,697,113.50 and 19,714,878.12 is: 27,206,531.03
Step by Step Solution
- Step 1: Write the proportion equation
36,012,402.12 : 49,697,113.50 = 19,714,878.12 : x - Step 2: Convert to fraction form
36,012,402.12/49,697,113.50 = 19,714,878.12/x - Step 3: Cross multiply
36,012,402.12x = 49,697,113.50 × 19,714,878.12 - Step 4: Simplify right side
36,012,402.12x = 979,772,535,568,306.62 - Step 5: Solve for x
x = 979,772,535,568,306.62/36,012,402.12 - Step 6: Final answer
x = 27,206,531.03
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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.