Finding the Fourth Proportional to 7,557,710.99, 11,336,574.69 and 1,877,935.30
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Solution
The fourth proportional to 7,557,710.99, 11,336,574.69 and 1,877,935.30 is: 2,816,904.99
Step by Step Solution
- Step 1: Write the proportion equation
7,557,710.99 : 11,336,574.69 = 1,877,935.30 : x - Step 2: Convert to fraction form
7,557,710.99/11,336,574.69 = 1,877,935.30/x - Step 3: Cross multiply
7,557,710.99x = 11,336,574.69 × 1,877,935.30 - Step 4: Simplify right side
7,557,710.99x = 21,289,353,763,096.12 - Step 5: Solve for x
x = 21,289,353,763,096.12/7,557,710.99 - Step 6: Final answer
x = 2,816,904.99
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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.