Finding the Fourth Proportional to 11,754,156.56, 16,221,141.91 and 6,527,252.21
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Solution
The fourth proportional to 11,754,156.56, 16,221,141.91 and 6,527,252.21 is: 9,007,833.43
Step by Step Solution
- Step 1: Write the proportion equation
11,754,156.56 : 16,221,141.91 = 6,527,252.21 : x - Step 2: Convert to fraction form
11,754,156.56/16,221,141.91 = 6,527,252.21/x - Step 3: Cross multiply
11,754,156.56x = 16,221,141.91 × 6,527,252.21 - Step 4: Simplify right side
11,754,156.56x = 105,879,484,307,824.48 - Step 5: Solve for x
x = 105,879,484,307,824.48/11,754,156.56 - Step 6: Final answer
x = 9,007,833.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.