Finding the Fourth Proportional to 27,221,482.68, 40,838,202.90 and 8,050,745.16
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Solution
The fourth proportional to 27,221,482.68, 40,838,202.90 and 8,050,745.16 is: 12,077,885.99
Step by Step Solution
- Step 1: Write the proportion equation
27,221,482.68 : 40,838,202.90 = 8,050,745.16 : x - Step 2: Convert to fraction form
27,221,482.68/40,838,202.90 = 8,050,745.16/x - Step 3: Cross multiply
27,221,482.68x = 40,838,202.90 × 8,050,745.16 - Step 4: Simplify right side
27,221,482.68x = 328,777,964,340,272.94 - Step 5: Solve for x
x = 328,777,964,340,272.94/27,221,482.68 - Step 6: Final answer
x = 12,077,885.99
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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.