Finding the Fourth Proportional to 10,859,844.84, 16,264,966.68 and 5,184,054.96
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Solution
The fourth proportional to 10,859,844.84, 16,264,966.68 and 5,184,054.96 is: 7,764,243.64
Step by Step Solution
- Step 1: Write the proportion equation
10,859,844.84 : 16,264,966.68 = 5,184,054.96 : x - Step 2: Convert to fraction form
10,859,844.84/16,264,966.68 = 5,184,054.96/x - Step 3: Cross multiply
10,859,844.84x = 16,264,966.68 × 5,184,054.96 - Step 4: Simplify right side
10,859,844.84x = 84,318,481,191,688.73 - Step 5: Solve for x
x = 84,318,481,191,688.73/10,859,844.84 - Step 6: Final answer
x = 7,764,243.64
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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.