Finding the Fourth Proportional to 43,553,176.02, 65,375,163.21 and 19,309,128.79
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Solution
The fourth proportional to 43,553,176.02, 65,375,163.21 and 19,309,128.79 is: 28,983,820.74
Step by Step Solution
- Step 1: Write the proportion equation
43,553,176.02 : 65,375,163.21 = 19,309,128.79 : x - Step 2: Convert to fraction form
43,553,176.02/65,375,163.21 = 19,309,128.79/x - Step 3: Cross multiply
43,553,176.02x = 65,375,163.21 × 19,309,128.79 - Step 4: Simplify right side
43,553,176.02x = 1,262,337,446,170,879 - Step 5: Solve for x
x = 1,262,337,446,170,879/43,553,176.02 - Step 6: Final answer
x = 28,983,820.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.