Finding the Fourth Proportional to 7,344,849.60, 11,018,829.60 and 2,226,859.20
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Solution
The fourth proportional to 7,344,849.60, 11,018,829.60 and 2,226,859.20 is: 3,340,760.32
Step by Step Solution
- Step 1: Write the proportion equation
7,344,849.60 : 11,018,829.60 = 2,226,859.20 : x - Step 2: Convert to fraction form
7,344,849.60/11,018,829.60 = 2,226,859.20/x - Step 3: Cross multiply
7,344,849.60x = 11,018,829.60 × 2,226,859.20 - Step 4: Simplify right side
7,344,849.60x = 24,537,382,067,992.32 - Step 5: Solve for x
x = 24,537,382,067,992.32/7,344,849.60 - Step 6: Final answer
x = 3,340,760.32
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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.