Finding the Fourth Proportional to 13,338,444, 19,975,695.84 and 6,844,429.92
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Solution
The fourth proportional to 13,338,444, 19,975,695.84 and 6,844,429.92 is: 10,250,239.85
Step by Step Solution
- Step 1: Write the proportion equation
13,338,444 : 19,975,695.84 = 6,844,429.92 : x - Step 2: Convert to fraction form
13,338,444/19,975,695.84 = 6,844,429.92/x - Step 3: Cross multiply
13,338,444x = 19,975,695.84 × 6,844,429.92 - Step 4: Simplify right side
13,338,444x = 136,722,250,280,115.53 - Step 5: Solve for x
x = 136,722,250,280,115.53/13,338,444 - Step 6: Final answer
x = 10,250,239.85
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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.