Finding the Fourth Proportional to 9,943,859.12, 14,889,797.88 and 9,337,758.08
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Solution
The fourth proportional to 9,943,859.12, 14,889,797.88 and 9,337,758.08 is: 13,982,230.52
Step by Step Solution
- Step 1: Write the proportion equation
9,943,859.12 : 14,889,797.88 = 9,337,758.08 : x - Step 2: Convert to fraction form
9,943,859.12/14,889,797.88 = 9,337,758.08/x - Step 3: Cross multiply
9,943,859.12x = 14,889,797.88 × 9,337,758.08 - Step 4: Simplify right side
9,943,859.12x = 139,037,330,463,536.88 - Step 5: Solve for x
x = 139,037,330,463,536.88/9,943,859.12 - Step 6: Final answer
x = 13,982,230.52
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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.