Finding the Fourth Proportional to 10,302,717.30, 15,450,794.86 and 3,384,590.84
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Solution
The fourth proportional to 10,302,717.30, 15,450,794.86 and 3,384,590.84 is: 5,075,808.37
Step by Step Solution
- Step 1: Write the proportion equation
10,302,717.30 : 15,450,794.86 = 3,384,590.84 : x - Step 2: Convert to fraction form
10,302,717.30/15,450,794.86 = 3,384,590.84/x - Step 3: Cross multiply
10,302,717.30x = 15,450,794.86 × 3,384,590.84 - Step 4: Simplify right side
10,302,717.30x = 52,294,618,753,875.08 - Step 5: Solve for x
x = 52,294,618,753,875.08/10,302,717.30 - Step 6: Final answer
x = 5,075,808.37
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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.