Finding the Fourth Proportional to 6,127,972.84, 9,196,159.58 and 2,138,884.84
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Solution
The fourth proportional to 6,127,972.84, 9,196,159.58 and 2,138,884.84 is: 3,209,793.32
Step by Step Solution
- Step 1: Write the proportion equation
6,127,972.84 : 9,196,159.58 = 2,138,884.84 : x - Step 2: Convert to fraction form
6,127,972.84/9,196,159.58 = 2,138,884.84/x - Step 3: Cross multiply
6,127,972.84x = 9,196,159.58 × 2,138,884.84 - Step 4: Simplify right side
6,127,972.84x = 19,669,526,311,882.77 - Step 5: Solve for x
x = 19,669,526,311,882.77/6,127,972.84 - Step 6: Final answer
x = 3,209,793.32
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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.