Finding the Fourth Proportional to 7,509,901.42, 11,261,124.91 and 2,391,663.84
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Solution
The fourth proportional to 7,509,901.42, 11,261,124.91 and 2,391,663.84 is: 3,586,308.76
Step by Step Solution
- Step 1: Write the proportion equation
7,509,901.42 : 11,261,124.91 = 2,391,663.84 : x - Step 2: Convert to fraction form
7,509,901.42/11,261,124.91 = 2,391,663.84/x - Step 3: Cross multiply
7,509,901.42x = 11,261,124.91 × 2,391,663.84 - Step 4: Simplify right side
7,509,901.42x = 26,932,825,244,970.25 - Step 5: Solve for x
x = 26,932,825,244,970.25/7,509,901.42 - Step 6: Final answer
x = 3,586,308.76
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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.