Finding the Fourth Proportional to 6,857,830.14, 10,281,962.97 and 3,017,808.06
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Solution
The fourth proportional to 6,857,830.14, 10,281,962.97 and 3,017,808.06 is: 4,524,607.65
Step by Step Solution
- Step 1: Write the proportion equation
6,857,830.14 : 10,281,962.97 = 3,017,808.06 : x - Step 2: Convert to fraction form
6,857,830.14/10,281,962.97 = 3,017,808.06/x - Step 3: Cross multiply
6,857,830.14x = 10,281,962.97 × 3,017,808.06 - Step 4: Simplify right side
6,857,830.14x = 31,028,990,723,487.54 - Step 5: Solve for x
x = 31,028,990,723,487.54/6,857,830.14 - Step 6: Final answer
x = 4,524,607.65
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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.