Finding the Fourth Proportional to 9,694,875.49, 13,378,924.92 and 5,344,034.45
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Solution
The fourth proportional to 9,694,875.49, 13,378,924.92 and 5,344,034.45 is: 7,374,765.75
Step by Step Solution
- Step 1: Write the proportion equation
9,694,875.49 : 13,378,924.92 = 5,344,034.45 : x - Step 2: Convert to fraction form
9,694,875.49/13,378,924.92 = 5,344,034.45/x - Step 3: Cross multiply
9,694,875.49x = 13,378,924.92 × 5,344,034.45 - Step 4: Simplify right side
9,694,875.49x = 71,497,435,689,855.09 - Step 5: Solve for x
x = 71,497,435,689,855.09/9,694,875.49 - Step 6: Final answer
x = 7,374,765.75
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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.